Origin:
First recorded in the early 19th century, it refers to actions or remarks that are unnecessary and inappropriate.

Meaning:
Not justified or appropriate in the circumstances.

Usage:

1. His rude comment was uncalled for.
2. The punishment was uncalled for given the minor mistake.
3. Laughing at her misfortune was completely uncalled for.

Similar Idioms / Phrases
"Out of line," "Out of place," "Unwarranted action"

Justifications:
This is a phrase because it refers to something that is unnecessary or inappropriate, particularly in response to behavior or words. While it can be used metaphorically, the literal meaning of "uncalled" (not required or not asked for) ties directly to the phrase's meaning, making it a phrase.

Origin:
Nautical term, early 17th century, referring to unexplored or unknown areas of the sea.

Meaning:
A situation or activity that is new or unfamiliar.

Usage:

1. Moving to a new country is like navigating uncharted waters.
2. The new project took the company into uncharted waters.
3. She's in uncharted waters, starting her own business for the first time.

Similar Idioms / Phrases
"New territory," "Unknown territory," "Off the map"

Justifications:
This is an idiom because it refers to a situation that is unfamiliar or unknown. "Uncharted waters" metaphorically uses the image of unmarked or unexplored seas, symbolizing uncertainty or new experiences, rather than referring to actual water, making it idiomatic.

Origin:
This idiom has been used since the 19th century to describe someone who is under suspicion or facing difficulties.

Meaning:
Being in disgrace or under suspicion.

Usage:

1. After the scandal, he was under a cloud for months.
2. She felt under a cloud after the rumors spread.
3. The company is under a cloud of suspicion due to the investigation.

Similar Idioms / Phrases
"In hot water," "Under scrutiny," "In the doghouse."

Justifications:
This is an idiom because it means to be under suspicion or facing disfavor, often due to a wrongdoing. "Cloud" is metaphorically used to represent something casting a shadow over someone’s reputation or situation, not referring to literal clouds, making it idiomatic.

Origin:
Origin: This idiom has been used since the early 20th century, often related to secretive or undercover work.

Meaning:
Secretly or discreetly.

Usage:

1. The agent operated under cover for years.
2. They met under cover of darkness.
3. The mission was carried out under cover.

Similar Idioms / Phrases
"Incognito," "On the down low," "In secret."

Justifications:
This is an idiom because it refers to someone or something operating in secret or in disguise. "Cover" here is metaphorical, symbolizing secrecy or hidden actions, not referring to literal cover, making it idiomatic.

Origin:
This idiom originated in the 19th century, related to soldiers being under gunfire.

Meaning:
Being criticized or attacked.

Usage:

1. The politician was under fire for his controversial remarks.
2. The company's policies are under fire from environmentalists.
3. She came under fire for her handling of the project.

Similar Idioms / Phrases
"In the hot seat," "On the firing line," "Under attack."

Justifications:
This is an idiom because it means to be subjected to criticism or attack. "Fire" here is metaphorical, symbolizing an intense or challenging situation, not actual gunfire, making it idiomatic.

Origin:
This idiom has been used since the 17th century, symbolizing secure confinement.

Meaning:
Kept securely or safely.

Usage:

1. The valuable documents are kept under lock and key.
2. He keeps his diary under lock and key.
3. The evidence is under lock and key in the vault.

Similar Idioms / Phrases
"Safeguarded," "Secure," "Protected."

Justifications:
This is an idiom because it means to be securely locked away or protected, usually from access by others. "Lock and key" metaphorically represent security and confinement, not referring to literal locks and keys, making it idiomatic.

Origin:
This idiom has been used since the 14th century, associated with legal and judicial proceedings.

Meaning:
Sworn to tell the truth.

Usage:

1. Witnesses must testify under oath.
2. She was questioned under oath during the trial.
3. The defendant gave his statement under oath.

Similar Idioms / Phrases
"Sworn in," "Legally bound," "Affirmed."

Justifications:
This is a phrase because it refers to the literal or contextual act of swearing to tell the truth, often in a legal setting. The connection to the words is clear—taking an oath is a literal act of commitment to truthfulness, even though it has a metaphorical implication of sincerity.

Origin:
This idiom has been used since the early 19th century, symbolizing speaking quietly or muttering.

Meaning:
Speaking quietly so that others cannot hear.

Usage:

1. He muttered something under his breath.
2. She cursed under her breath when she realized her mistake.
3. The teacher whispered instructions under his breath.

Similar Idioms / Phrases
"Mutter," "Whisper," "Speak softly."

Justifications:
This is an idiom because it means to say something quietly or in a whisper, usually to avoid being heard. "Breath" here metaphorically implies a quiet or restrained action, not referring to actual breathing, making it idiomatic.

Origin:
This idiom has been used since the early 20th century, symbolizing something happening openly or blatantly.

Meaning:
Right in front of someone; openly.

Usage:

1. The theft happened right under his nose.
2. The children were misbehaving under the teacher's nose.
3. The documents were stolen under their nose.

Similar Idioms / Phrases
"In plain sight," "Right before one's eyes," "Openly."

Justifications:
This is a phrase because it refers to something happening in plain sight or very close to someone without them noticing. The words "under one's nose" are directly related to the meaning, describing a literal position, even though it can also imply a figurative meaning, making it a phrase.

Origin:
This idiom has been used since the early 19th century, symbolizing control or domination.

Meaning:
Being under someone's control or influence.

Usage:

1. He has his employees under his thumb.
2. She's always been under her boss's thumb.
3. The dictator kept the population under his thumb.

Similar Idioms / Phrases
"Controlled," "Dominated," "Influenced."

Justifications:
This is an idiom because it means to be under someone's control or influence. "Thumb" here is metaphorical, symbolizing dominance or control, not referring to the actual thumb, making it idiomatic.

Origin:
This idiom has been used since the mid-20th century, symbolizing close examination or investigation.

Meaning:
Being closely examined or inspected.

Usage:

1. The company's practices are under scrutiny by regulators.
2. The project came under scrutiny after the errors were discovered.
3. His actions are under scrutiny by the media.

Similar Idioms / Phrases
"Examined," "Investigated," "Reviewed."

Justifications:
This is a phrase because it refers to the literal or contextual act of being examined closely or carefully. While it carries a figurative meaning, the words "under scrutiny" relate directly to a careful review or inspection, making it a phrase.

Origin:
This idiom has been used since the 17th century, relating to military tactics of surrounding a place.

Meaning:
Being surrounded and under attack.

Usage:

1. The city was under siege for months.
2. The company is under siege by competitors.
3. He felt like he was under siege from all sides.

Similar Idioms / Phrases
"Besieged," "Under attack," "Surrounded."

Justifications:
This is an idiom because it refers to being attacked or pressured by external forces, usually in a figurative sense. "Siege" is metaphorical, symbolizing intense pressure, not a literal military siege, making it idiomatic.

Origin:
This idiom has been used since the 16th century, symbolizing enchantment or deep influence.

Meaning:
Being strongly influenced by someone.

Usage:

1. She was under his spell and did everything he asked.
2. The audience was under the magician's spell.
3. He fell under her spell the moment they met.

Similar Idioms / Phrases
"Enchanted," "Captivated," "Mesmerized."

Justifications:
This is an idiom because it means to be enchanted or influenced by someone, usually in a metaphorical sense. "Spell" here symbolizes influence or charm, not referring to actual magic, making it idiomatic.

Origin:
This idiom has been used since the 17th century, symbolizing doubt or mistrust.

Meaning:
Being suspected of wrongdoing.

Usage:

1. He is under suspicion for the theft.
2. The new employee is under suspicion because of his background.
3. The politician is under suspicion of corruption.

Similar Idioms / Phrases
"Suspected," "Questioned," "Doubted."

Justifications:
This is a phrase because it refers to the literal or contextual act of being suspected or believed to be involved in wrongdoing. The connection to the literal words ("suspicion") is clear and direct, even though it is used metaphorically in this context, making it a phrase.

Origin:
This idiom has been used since the early 19th century to indicate a situation based on the existing conditions.

Meaning:
Considering the current situation.

Usage:

1. Under the circumstances, we should postpone the meeting.
2. She did well under the circumstances.
3. They acted wisely under the circumstances.

Similar Idioms / Phrases
"Given the situation," "Considering," "In light of."

Justifications:
This is a phrase because it refers to a situation or condition being taken into account, often implying a context of difficulty. The words directly relate to the situation being considered, even if the phrase can carry a figurative meaning, making it a phrase.

Origin:
This idiom has been used since the late 18th century to describe actions taken secretly at night.

Meaning:
Done secretly or discreetly at night.

Usage:

1. The thieves escaped under the cover of night.
2. They met under the cover of night.
3. The operation was carried out under the cover of night.

Similar Idioms / Phrases
"In the dead of night," "Under darkness," "By moonlight."

Justifications:
This is an idiom because it refers to doing something secretly or stealthily, often under the cover of darkness. The "cover of night" metaphorically suggests concealment, not the literal act of night providing cover, making it idiomatic.

Origin:
This idiom has been used since the early 20th century, likely originating from military terminology.

Meaning:
Under pressure or in a difficult situation.

Usage:

1. He's under the gun to finish the report by tomorrow.
2. The team is under the gun to meet the deadline.
3. She felt under the gun during the exam.

Similar Idioms / Phrases
"Under pressure," "In a tight spot," "On the spot."

Justifications:
This is an idiom because it means being under pressure or facing a deadline, often associated with stress or urgency. "Gun" here metaphorically represents a threatening or high-pressure situation, not an actual weapon, making it idiomatic.

Origin:
This idiom has been used since the early 20th century, symbolizing oppression or control.

Meaning:
Being dominated or oppressed.

Usage:

1. The workers felt under the heel of the oppressive management.
2. She lived under the heel of her controlling spouse.
3. The country was under the heel of the dictator.

Similar Idioms / Phrases
"Oppressed," "Subjugated," "Dominated."

Justifications:
This is an idiom because it refers to being dominated or controlled by someone, often in a subservient or oppressed way. The "heel" is metaphorically used to represent authority or oppression, not a literal part of the body, making it idiomatic.

Origin:
This idiom has been used since the late 19th century to describe a belief or assumption.

Meaning:
Believing something, often incorrectly.

Usage:

1. I was under the impression that the meeting was at noon.
2. She was under the impression that he would be there.
3. They were under the impression that the project was finished.

Similar Idioms / Phrases
"Believed," "Assumed," "Thought."

Justifications:
This is a phrase because it refers to the act of having a particular belief or feeling about something, often without full knowledge or confirmation. While it can be used figuratively, the connection to the words "impression" and "under" is clear and direct, making it a phrase.

Origin:
This idiom has been used since the early 20th century, often referring to being affected by alcohol or drugs.

Meaning:
Affected by alcohol or drugs.

Usage:

1. He was arrested for driving under the influence.
2. She seemed to be under the influence at the party.
3. The incident occurred while he was under the influence.

Similar Idioms / Phrases
"Intoxicated," "Drunk," "Inebriated."

Justifications:
This is an idiom because it refers to being affected or controlled by something, typically alcohol or drugs. "Influence" here metaphorically signifies control or alteration of behavior, not a literal force, making it idiomatic.

Origin:
This idiom has been used since the mid-20th century, symbolizing close examination or scrutiny.

Meaning:
Being closely examined or scrutinized.

Usage:

1. The company's practices are under the microscope.
2. Her actions were under the microscope during the investigation.
3. The new policy is under the microscope by the board.

Similar Idioms / Phrases
"Under scrutiny," "Examined closely," "Investigated."

Justifications:
This is an idiom because it means to be closely examined or scrutinized, often in a critical or detailed way. "Microscope" is metaphorical, symbolizing intense inspection, not the literal tool, making it idiomatic.

Origin:
This idiom has been used since the mid-20th century, originating from aviation terminology.

Meaning:
Not getting attention; unnoticed.

Usage:

1. The small company managed to stay under the radar.
2. She likes to work under the radar to avoid stress.
3. The project went under the radar until it was completed.

Similar Idioms / Phrases
"Unnoticed," "Invisible," "Low-key."

Justifications:
This is an idiom because it means to go unnoticed or remain below the level of attention, often deliberately. "Radar" is metaphorically used to signify detection or awareness, not referring to actual radar, making it idiomatic.

Origin:
This idiom has been used since the 16th century, symbolizing everything in existence.

Meaning:
Everything possible.

Usage:

1. They tried every solution under the sun.
2. He knows about every topic under the sun.
3. There are opportunities under the sun for everyone.

Similar Idioms / Phrases
"All-inclusive," "Every possible," "Everything."

Justifications:
This is a phrase because it refers to everything that exists or everything in the world. While it has a broader metaphorical use, the connection to the literal idea of everything "under the sun" is clear and tied to the words, making it a phrase.

Origin:
This idiom has been used since the mid-20th century, referring to hidden or illegal actions.

Meaning:
Secretly or illegally.

Usage:

1. He was paid under the table for his work.
2. The deal was made under the table.
3. They received under-the-table payments.

Similar Idioms / Phrases
"Illegally," "Secretly," "Unreported."

Justifications:
This is an idiom because it refers to something being done secretly, usually illegally or dishonestly, such as a bribe. "Under the table" metaphorically suggests hidden actions, not referring to an actual table, making it idiomatic.

Origin:
This idiom has been used since the mid-20th century, symbolizing being part of a larger organization or category.

Meaning:
Part of a larger group or organization.

Usage:

1. The subsidiary operates under the umbrella of the parent company.
2. Multiple brands fall under the umbrella of this corporation.
3. They work under the umbrella of the international agency.

Similar Idioms / Phrases
"Part of," "Within," "Belonging to."

Justifications:
This is a phrase because it refers to being within the scope or protection of something, like an organization or category. The phrase directly refers to the literal use of an umbrella as a cover, while also carrying metaphorical implications, making it a phrase.

Origin:
This idiom has been used since the 17th century, symbolizing concealment or secrecy.

Meaning:
Hidden or concealed.

Usage:

1. The plan was kept under the veil until the announcement.
2. Her true feelings were under the veil of indifference.
3. The negotiations were under the veil of secrecy.

Similar Idioms / Phrases
"Hidden," "Concealed," "Secret."

Justifications:
This is an idiom because it means something is hidden or concealed, often metaphorically related to secrecy or mystery. "Veil" here symbolizes something that covers or obscures, not referring to an actual veil, making it idiomatic.

Origin:
This idiom has been used since the early 19th century and symbolizes feeling ill, possibly stemming from the idea of sailors feeling seasick during bad weather.

Meaning:
Feeling ill or unwell.

Usage:

1. I'm feeling under the weather today and might need to rest.
2. She called in sick because she was under the weather.
3. Despite being under the weather, he went to work.

Similar Idioms / Phrases
"Feeling off," "Not up to par," "Out of sorts."

Justifications:
This is an idiom because it means feeling ill or unwell, with "weather" used metaphorically to suggest a temporary condition, not referring to actual weather, making it idiomatic.

Origin:
This idiom originated from horse racing in the early 20th century, where horses had to pass under a wire to complete the race.

Meaning:
Just in time or narrowly meeting a deadline.

Usage:

1. We submitted the project under the wire.
2. He finished his exam just under the wire.
3. They completed the task under the wire, right before the deadline.

Similar Idioms / Phrases
"Just in time," "By the skin of one's teeth," "At the eleventh hour."

Justifications:
This is a phrase because it refers to completing something just in time, often referring to a deadline. The literal connection to "wire" here is used to signify the last moment before a cutoff, making it a phrase.

Origin:
This idiom has been used since the mid-20th century and symbolizes keeping something secret or concealed.

Meaning:
Keeping something secret or confidential.

Usage:

1. The new product is still under wraps.
2. They kept their plans under wraps until the announcement.
3. The details of the project are under wraps for now.

Similar Idioms / Phrases
"Hush-hush," "Top secret," "Kept in the dark."

Justifications:
This is an idiom because it refers to something being kept secret or hidden, often until it is revealed at a later time. "Wraps" metaphorically symbolize concealment, not referring to actual wrapping, making it idiomatic.

Origin:
This idiom has been used since the 19th century and symbolizes keeping information private or secret.

Meaning:
Keeping something secret or confidential.

Usage:

1. Keep this news under your hat for now.
2. She promised to keep the surprise party under her hat.
3. I've got a new idea, but I'm keeping it under my hat for now.

Similar Idioms / Phrases
"Mum's the word," "Keep it to yourself," "Don't spill the beans."

Justifications:
This is an idiom because it means to keep something secret or confidential. The "hat" metaphorically suggests something kept hidden or private, not referring to an actual hat, making it idiomatic.

Origin:
This idiom is a modern expression that emphasizes recognizing the importance or risks involved in a situation.

Meaning:
Recognizing the importance or risks involved in a situation.

Usage:

1. Before you proceed, understand the stakes.
2. It's crucial that everyone on the team understands the stakes.
3. She explained the project thoroughly so that everyone could understand the stakes.

Similar Idioms / Phrases
"Grasp the consequences," "Know the risks," "Appreciate the implications."

Justifications:
This is a phrase because it refers to comprehending the risks or importance of a situation. The connection to the words "stakes" and "understand" is clear and tied to the literal interpretation, making it a phrase.

Origin:
This idiom is a figurative expression used since the mid-20th century, symbolizing revealing or explaining something mysterious or unknown.

Meaning:
To reveal or explain something mysterious or unknown.

Usage:

1. The detective worked hard to unfold the mystery of the case.
2. The novel slowly unfolds the mystery as the plot progresses.
3. Scientists are trying to unfold the mystery of the universe.

Similar Idioms / Phrases
"Solve the puzzle," "Unravel the enigma," "Unlock the secret."

Justifications:
This is a phrase because it refers to the process of revealing or explaining something that is not immediately clear. While "unfold" can be metaphorical, the connection to the literal idea of something becoming clearer or more visible makes it a phrase.

Origin:
This idiom has been in use since the 16th century and symbolizes something that is unknown or unprecedented.

Meaning:
Unknown or unprecedented.

Usage:

1. Such behavior is unheard of in our community.
2. The concept was completely unheard of at the time.
3. It's unheard of for him to be late.

Similar Idioms / Phrases
"Unprecedented," "Uncommon," "Out of the ordinary."

Justifications:
This is a phrase because it refers to something that is rare or has never been encountered before. The connection to the literal interpretation of not being heard is clear, even though it can carry a figurative meaning, making it a phrase.

Origin:
This idiom is a modern expression symbolizing the act of releasing or tapping into one's creative potential.

Meaning:
To release or tap into one's creative potential.

Usage:

1. The workshop aims to help participants unleash their creativity.
2. She unleashed her creativity in the art class.
3. The new project allowed him to unleash his creativity.

Similar Idioms / Phrases
"Tap into creativity," "Harness creative energy," "Awaken the muse."

Justifications:
This is a phrase because it refers to the act of allowing creativity to flow or be expressed freely. "Unleash" here refers to a literal action of letting something go, with the metaphorical idea of creativity being "bound," making it a phrase.

Origin:
This idiom is a modern expression symbolizing the act of releasing or utilizing one's full potential.

Meaning:
To release or utilize one's full potential.

Usage:

1. The coach helped the athlete unleash his potential.
2. She unleashed her potential by taking on new challenges.
3. The company aims to unleash the potential of its employees.

Similar Idioms / Phrases
"Realize potential," "Maximize capabilities," "Harness abilities."

Justifications:
This is a phrase because it refers to allowing someone's full capabilities to be realized or expressed. "Unleash" in this context is metaphorical but directly tied to the idea of freeing or allowing something to come to fruition, making it a phrase.

Origin:
This idiom is a figurative expression that symbolizes releasing intense anger or rage, used since the early 20th century.

Meaning:
To release intense anger or rage.

Usage:

1. He unleashed the fury upon discovering the betrayal.
2. The storm unleashed its fury upon the coast.
3. Her speech unleashed the fury of the audience.

Similar Idioms / Phrases
"Vent anger," "Let loose," "Release rage."

Justifications:
This is an idiom because it figuratively means to release or let loose intense anger or power. The "fury" here represents overwhelming force or anger, not the literal weather-related phenomenon, making it idiomatic.

Origin:
This idiom is a modern expression that symbolizes releasing or utilizing one's full power or strength.

Meaning:
To release or utilize one's full power or strength.

Usage:

1. The new technology aims to unleash the power of renewable energy.
2. She unleashed the power of her influence to make a change.
3. The engine unleashed the power needed to win the race.

Similar Idioms / Phrases
"Harness power," "Unleash might," "Tap into strength."

Justifications:
This is a phrase because it refers to the act of allowing or releasing power, whether physical, mental, or metaphorical. The connection to the literal idea of "power" being unleashed is clear and direct, making it a phrase.

Origin:
This idiom is a figurative expression used since the early 20th century, symbolizing revealing the truth or exposing a hidden fact.

Meaning:
To reveal the truth or expose a hidden fact.

Usage:

1. The investigation aimed to unmask the truth behind the scandal.
2. The journalist's report unmasked the truth about the corruption.
3. Scientists are working to unmask the truth about climate change.

Similar Idioms / Phrases
"Expose the truth," "Reveal the facts," "Lift the veil."

Justifications:
This is an idiom because it figuratively refers to revealing the truth or exposing something hidden or deceptive. "Unmask" here metaphorically means to expose, not referring to a literal mask, making it idiomatic.

Origin:
This idiom has been used since the 20th century, symbolizing disconnecting from electronics or technology.

Meaning:
Disconnecting from electronics or taking a break.

Usage:

1. I feel refreshed after spending the weekend unplugged.
2. We decided to go camping and stay unplugged for a few days.
3. She spent the evening unplugged, reading a book.

Similar Idioms / Phrases
"Off the grid," "Tech-free," "Disconnected."

Justifications:
This is a phrase because it refers to being disconnected or free from a device, environment, or system. The meaning is tied to the literal act of unplugging something, making it a phrase with a direct, contextual meaning.

Origin:
This idiom has been used since the early 20th century, symbolizing solving or explaining something mysterious.

Meaning:
To solve or explain something mysterious.

Usage:

1. The detective worked hard to unravel the mystery.
2. The book gradually unravels the mystery of the protagonist's past.
3. They are trying to unravel the mystery behind the phenomenon.

Similar Idioms / Phrases
"Solve the puzzle," "Unfold the mystery," "Uncover the secret."

Justifications:
This is a phrase because it refers to the process of solving or understanding something complex or difficult to comprehend. "Unravel" here connects to the literal idea of untangling something, making it more directly connected to the individual words than a figurative idiom.

Origin:
This idiom has been used since the mid-20th century, symbolizing sorting out a complicated or confused situation.

Meaning:
To sort out a complicated or confused situation.

Usage:

1. The new manager had to untangle the mess left by her predecessor.
2. It took hours to untangle the mess of wires behind the TV.
3. The lawyer worked to untangle the mess of legal issues.

Similar Idioms / Phrases
"Sort things out," "Clear up the confusion," "Straighten out the situation."

Justifications:
This is a phrase because it refers to resolving or organizing a confusing or chaotic situation. The literal meaning of "untangle" and "mess" is central to the expression, making it a phrase rather than an idiom.

Origin:
This idiom has been used since the 17th century, symbolizing solving a difficult problem or ending a marriage.

Meaning:
To solve a difficult problem or end a marriage.

Usage:

1. The mediator helped the couple untie the knot amicably.
2. He managed to untie the knot of the complex problem.
3. They decided to untie the knot after years of trying to make it work.

Similar Idioms / Phrases
"Solve the problem," "Resolve the issue," "End the marriage."

Justifications:
This is a phrase because it refers to solving a problem or resolving a complex situation. The connection to the literal act of untying a knot is clear, making it a phrase rather than an idiom.

Origin:
This idiom has been used since the 19th century, symbolizing a very long time.

Meaning:
For a very long time; indefinitely.

Usage:

1. You can argue until the cows come home, but it won't change my mind.
2. They could dance until the cows come home.
3. We'll be waiting here until the cows come home if we rely on him.

Similar Idioms / Phrases
"Forever," "Endlessly," "Indefinitely."

Justifications:
This is an idiom because it figuratively means a long period of time, often indefinitely. The phrase uses "cows coming home" as a metaphor for something taking an extended or indefinite amount of time, not a literal event, making it idiomatic.

Origin:
This idiom has been used since the 19th century, symbolizing a story that has not been told or revealed.

Meaning:
A story that has not been told or revealed.

Usage:

1. The documentary sheds light on the untold story of the heroes.
2. She shared the untold story of her family's history.
3. The book reveals the untold story behind the famous event.

Similar Idioms / Phrases
"Unrevealed tale," "Hidden story," "Unspoken narrative."

Justifications:
This is a phrase because it refers to a story that has not been revealed or shared yet. The literal interpretation of "untold" and "story" makes the meaning straightforward and direct, categorizing it as a phrase.

Origin:
This idiom has been used since the early 20th century, symbolizing revealing hidden information or secrets.

Meaning:
To reveal hidden information or secrets.

Usage:

1. The documentary aims to unveil the secrets of ancient civilizations.
2. He promised to unveil the secrets behind his success.
3. The investigation will unveil the secrets of the corruption.

Similar Idioms / Phrases
"Reveal the secrets," "Disclose the truth," "Expose the mysteries."

Justifications:
This is a phrase because it refers to revealing or making secrets known. The word "unveil" directly refers to the literal act of unveiling, making it more of a phrase than a figurative idiom.

Origin:
This idiom has been used since the early 20th century, symbolizing revealing the truth.

Meaning:
To reveal the truth.

Usage:

1. The journalist worked to unveil the truth about the scandal.
2. She decided to unveil the truth behind the rumors.
3. The investigation seeks to unveil the truth about the incident.

Similar Idioms / Phrases
"Reveal the truth," "Expose the facts," "Disclose the reality."

Justifications:
This is a phrase because it refers to revealing the truth or making it known. The act of unveiling here is tied closely to its literal meaning of exposing or revealing something hidden, making it a phrase rather than an idiom.

Origin:
This idiom is a modern expression symbolizing someone who is reluctant or not cooperative in a partnership.

Meaning:
Someone who is reluctant or not cooperative in a partnership.

Usage:

1. She found herself with an unwilling partner in the project.
2. The negotiations stalled due to the unwilling partner.
3. He had to work with an unwilling partner to complete the task.

Similar Idioms / Phrases
"Reluctant participant," "Non-cooperative partner," "Hesitant collaborator."

Justifications:
This is a phrase because it refers to someone who is part of a partnership or arrangement but does not want to be involved. The connection to the literal meaning of being "unwilling" and a "partner" is direct, making it a phrase.

Origin:
This idiom has been used since the early 20th century, symbolizing a situation that leads to no progress or success.

Meaning:
In a situation that leads to no progress or success.

Usage:

1. The investigation seemed to be going up a blind alley.
2. They realized they were up a blind alley with their initial strategy.
3. His efforts led him up a blind alley with no results.

Similar Idioms / Phrases
"Dead end," "No exit," "Going nowhere."

Justifications:
This is an idiom because it means being in a situation with no way out or no solution. "Blind alley" here metaphorically suggests a dead-end, not referring to an actual alley, making it idiomatic.

Origin:
This idiom has been used since the early 20th century, symbolizing being in a difficult or hopeless situation.

Meaning:
In a difficult or hopeless situation without any means of escape.

Usage:

1. He was up a creek without a paddle when his car broke down.
2. Without the proper tools, we were up a creek without a paddle.
3. She felt up a creek without a paddle during the crisis.

Similar Idioms / Phrases
"In deep trouble," "In a tough spot," "In a bind."

Justifications:
This is an idiom because it figuratively means being in a difficult or hopeless situation with no way to escape. The "creek" and "paddle" represent metaphorical challenges, not literal objects, making it idiomatic.

Origin:
This idiom has been used since the 19th century, symbolizing being in a difficult or embarrassing situation.

Meaning:
In a difficult or embarrassing situation.

Usage:

1. He found himself up a gum tree when his lie was exposed.
2. They were up a gum tree with no solution in sight.
3. She felt up a gum tree after the mistake was made public.

Similar Idioms / Phrases
"In a tight spot," "In a predicament," "In a jam."

Justifications:
This is an idiom because it means being in a predicament or a difficult situation. "Gum tree" here is used metaphorically to suggest an awkward or precarious position, not a literal tree, making it idiomatic.

Origin:
This idiom is a figurative expression used to symbolize being stuck in a situation with no easy way out.

Meaning:
Stuck in a situation with no easy way out.

Usage:

1. He felt like he was up a ladder without a way down in the complex situation.
2. The company was up a ladder without a way down after the financial crisis.
3. She was up a ladder without a way down when the plan failed.

Similar Idioms / Phrases
"In a fix," "Trapped," "Caught in a dilemma."

Justifications:
This is an idiom because it refers to being in a situation where there is no clear way out or resolution. The "ladder" here metaphorically represents an elevated but precarious situation, not referring to an actual ladder, making it idiomatic.

Origin:
This idiom has been used since the early 20th century, symbolizing raising the level or intensity of something.

Meaning:
Raising the level or intensity of something.

Usage:

1. They decided to take their performance up a notch for the final show.
2. He took his training up a notch to prepare for the competition.
3. The team needs to step it up a notch to win the championship.

Similar Idioms / Phrases
"Step it up," "Raise the bar," "Increase the intensity."

Justifications:
This is a phrase because it refers to increasing something, such as performance or intensity, in a direct and clear manner. The meaning of "notch" refers to a literal mark or step, making this more of a phrase.

Origin:
This idiom has been used since the mid-20th century, symbolizing doing something with great energy or intensity.

Meaning:
Doing something with great energy or intensity.

Usage:

1. She cooked up a storm for the holiday dinner.
2. They danced up a storm at the party.
3. He worked up a storm to meet the deadline.

Similar Idioms / Phrases
"Go all out," "Give it your all," "Go full throttle."

Justifications:
This is an idiom because it refers to doing something with a great deal of energy or intensity, typically in a very active or enthusiastic manner. The "storm" here is metaphorical for great intensity, not an actual storm, making it idiomatic.

Origin:
This idiom has been used since the 19th century and symbolizes being in a difficult or helpless situation.

Meaning:
In a difficult or helpless situation.

Usage:

1. He found himself up a tree when his plan failed.
2. Without a backup, they were up a tree.
3. She felt up a tree with no support from her team.

Similar Idioms / Phrases
"In a bind," "In a pickle," "In a tough spot."

Justifications:
This is an idiom because it refers to being in a difficult or challenging situation, often with no way out. "Tree" here is metaphorical, representing a high or challenging position, not referring to an actual tree, making it idiomatic.

Origin:
This idiom has been used since the early 20th century and symbolizes facing a difficult situation.

Meaning:
Facing a difficult situation.

Usage:

1. The company is up against it with these new regulations.
2. She's really up against it with all these deadlines.
3. They were up against it trying to solve the problem.

Similar Idioms / Phrases
"Under pressure," "Facing challenges," "In a tight spot."

Justifications:
This is an idiom because it refers to facing difficulty or being in a tough situation. "Up against" here metaphorically means being confronted or challenged, not referring to an actual physical position, making it idiomatic.

Origin:
This idiom has been used since the 20th century and symbolizes facing great difficulties or challenges.

Meaning:
Facing great difficulties or challenges.

Usage:

1. They succeeded even though they were up against the odds.
2. She never gave up, even when up against the odds.
3. The team was up against the odds but managed to win.

Similar Idioms / Phrases
"Against all odds," "Facing adversity," "Against the grain."

Justifications:
This is an idiom because it means facing challenges or obstacles that make success unlikely. "The odds" here refers to a figurative concept of chance or probability, not a literal measurement, making it an idiom.

Origin:
This idiom has been used since the 19th century and symbolizes being in a desperate or difficult situation.

Meaning:
Being in a desperate or difficult situation.

Usage:

1. He felt up against the wall with no options left.
2. They were up against the wall with their financial situation.
3. She was up against the wall trying to meet the deadline.

Similar Idioms / Phrases
"Backed into a corner," "In dire straits," "In a bind."

Justifications:
This is an idiom because it figuratively means being in a situation where there is little room to maneuver, often under pressure or in a difficult position. "The wall" is not literal, but metaphorical for being trapped, making it idiomatic.

Origin:
This idiom has been used since the 18th century and symbolizes being active and moving around after illness or inactivity.

Meaning:
Active and moving around after illness or inactivity.

Usage:

1. After weeks in bed, he's finally up and about.
2. She's up and about, recovering well from her surgery.
3. It was good to see him up and about after being sick.

Similar Idioms / Phrases
"Back on one's feet," "On the mend," "Recovered."

Justifications:
This is a phrase because it refers to the literal or contextual act of getting out of bed and becoming active, usually after being unwell. The meaning is directly tied to the individual words and their literal interpretation, making it a phrase.

Origin:
This idiom has been used since the early 20th century and symbolizes getting started with enthusiasm.

Meaning:
Getting started with enthusiasm.

Usage:

1. Let's get up and at 'em early tomorrow.
2. He said, "Up and at 'em," as he motivated his team.
3. Time to get up and at 'em and tackle the day.

Similar Idioms / Phrases
"Get going," "Get moving," "Start with energy."

Justifications:
This is a phrase because it refers to getting ready and actively engaging in something, often with energy or enthusiasm. The meaning is closely tied to the individual words of "up" and "at them," making it a straightforward phrase.

Origin:
This idiom has been used since the early 20th century and symbolizes something being operational or functioning.

Meaning:
Operational or functioning.

Usage:

1. The new software is up and running.
2. They got the project up and running ahead of schedule.
3. The business is up and running smoothly.

Similar Idioms / Phrases
"Operational," "Functioning," "In working order."

Justifications:
This is a phrase because it refers to something that is operational, functioning, or active, typically after being started or fixed. The meaning here connects directly to the literal phrase of something being "up" (started) and "running" (functioning), making it a phrase.

Origin:
This idiom has been used since the early 20th century and symbolizes something available for anyone to take or win.

Meaning:
Available for anyone to take or win.

Usage:

1. The last ticket is up for grabs.
2. With the leader gone, the position is up for grabs.
3. The prize is up for grabs for the winner of the contest.

Similar Idioms / Phrases
"Available," "Up for taking," "Anyone's game."

Justifications:
This is an idiom because it means something is available or open for competition, often in the sense of being contested or uncertain. "Grabs" is metaphorical here, referring to a figurative opportunity, making it idiomatic.

Origin:
This idiom has been used since the mid-20th century and symbolizes being ready and enthusiastic for something.

Meaning:
Ready and enthusiastic for something.

Usage:

1. Are you up for it? Let's go on an adventure.
2. She was up for it and joined the new project.
3. He's always up for it when it comes to challenges.

Similar Idioms / Phrases
"Ready," "Eager," "Excited."

Justifications:
This is a phrase because it refers to being willing or ready to engage in a particular activity or challenge. The phrase connects to the literal meaning of being "up" (prepared) and "for it" (ready), making it a straightforward phrase.

Origin:
This idiom has been used since the 20th century and symbolizes being ready and willing to face a challenge.

Meaning:
Ready and willing to face a challenge.

Usage:

1. She is up for the challenge of leading the team.
2. The athlete is up for the challenge of the marathon.
3. They're up for the challenge of the new project.

Similar Idioms / Phrases
"Ready to take on," "Prepared for," "Eager to tackle."

Justifications:
This is a phrase because it refers to the literal or contextual act of being willing to take on a challenge. The meaning is directly related to the words "up" (ready) and "for the challenge," making it a phrase.

Origin:
This idiom has been used since the 17th century and symbolizes being very angry or upset.

Meaning:
Very angry or upset.

Usage:

1. The community is up in arms about the new policy.
2. Fans were up in arms over the controversial decision.
3. The workers are up in arms about the pay cuts.

Similar Idioms / Phrases
"Angry," "Outraged," "Fuming."

Justifications:
This is an idiom because it figuratively means to be angry or protesting, often as a group. "Arms" here does not refer to literal limbs but metaphorically represents fighting or resistance, making it idiomatic.

Origin:
This idiom has been used since the 19th century, symbolizing something disappearing or coming to nothing, much like smoke dissipates in the air.

Meaning:
To be destroyed or come to nothing.

Usage:

1. All his hard work went up in smoke when the project was canceled.
2. The company's profits went up in smoke due to the scandal.
3. Her dreams of becoming an artist went up in smoke after the accident.

Similar Idioms / Phrases
"Gone up in flames," "To vanish," "To evaporate."

Justifications:
This is an idiom because it means something has been destroyed or ruined, often unexpectedly. "Smoke" here symbolizes something dissipating or disappearing, not an actual cloud of smoke, making it idiomatic.

Origin:
This idiom has been used since the early 20th century, symbolizing uncertainty or lack of resolution.

Meaning:
Uncertain or not yet decided.

Usage:

1. The plans are still up in the air.
2. Everything is up in the air regarding the new policy.
3. The decision is up in the air until next week.

Similar Idioms / Phrases
"Undecided," "Unresolved," "In limbo."

Justifications:
This is an idiom because it refers to a situation that is uncertain or unresolved. "In the air" is metaphorical for something in a state of suspension or indecision, making it idiomatic.

Origin:
This idiom has been used since the early 20th century, symbolizing daydreaming or being disconnected from reality.

Meaning:
Daydreaming or being disconnected from reality.

Usage:

1. He was up in the clouds, not paying attention to the meeting.
2. She's always up in the clouds with her thoughts.
3. You seem up in the clouds today; what's on your mind?

Similar Idioms / Phrases
"Daydreaming," "Lost in thought," "Head in the clouds."

Justifications:
This is an idiom because it refers to being overly idealistic, distracted, or out of touch with reality. "Clouds" here metaphorically represent an unrealistic or distant state, not literal clouds, making it idiomatic.

Origin:
This idiom has been used since the 19th century, symbolizing something being extremely high or celestial.

Meaning:
Extremely high or celestial.

Usage:

1. The skyscraper reaches up in the heavens.
2. Her aspirations are up in the heavens.
3. The balloon floated up in the heavens.

Similar Idioms / Phrases
"Sky-high," "In the clouds," "Soaring."

Justifications:
This is an idiom because it refers to something being elevated or exalted, often in a figurative, idealistic sense. "Heavens" here is metaphorical for something far beyond ordinary reach, making it idiomatic.

Origin:
This idiom has been used since the early 20th century, originating from gambling, where increasing the stakes raises the bet.

Meaning:
To increase the stakes or intensity.

Usage:

1. To win, we'll need to up the ante.
2. The competitor upped the ante with a higher bid.
3. They upped the ante by introducing new features.

Similar Idioms / Phrases
"Raise the stakes," "Increase the bet," "Heighten the intensity."

Justifications:
This is an idiom because it means to increase the stakes or level of challenge in a situation, often in the context of a competition. "Ante" refers to a metaphorical bet or wager, not a literal monetary amount, making it idiomatic.

Origin:
This idiom has been used since the 20th century, often expanded to "up the creek without a paddle," symbolizing being in trouble with no way out.

Meaning:
In trouble or a difficult situation.

Usage:

1. Without a map, we were up the creek.
2. He's up the creek without a lawyer.
3. They found themselves up the creek after losing the key.

Similar Idioms / Phrases
"In deep water," "In a bind," "In hot water."

Justifications:
This is an idiom because it means being in a difficult or problematic situation, often without a solution. "Creek" here represents a challenging situation, not a literal waterway, making it idiomatic.

Origin:
This idiom has been used since the early 20th century, symbolizing leading someone into a deceptive or confusing situation.

Meaning:
To mislead or deceive someone.

Usage:

1. He was led up the garden path by false promises.
2. Don't let them lead you up the garden path.
3. She felt she had been taken up the garden path with the scheme.

Similar Idioms / Phrases
"Pull the wool over one's eyes," "Lead astray," "Deceive."

Justifications:
This is an idiom because it means leading someone astray or deceiving them. "Garden path" here is metaphorical for being misled, not a literal path, making it idiomatic.

Origin:
This idiom is a figurative expression symbolizing making progress or facing a challenge.

Meaning:
Making progress or facing a challenge.

Usage:

1. It's been an uphill battle, but we're making progress up the hill.
2. She has a tough climb up the hill with her new responsibilities.
3. The project moved slowly up the hill to completion.

Similar Idioms / Phrases
"Uphill struggle," "Tough climb," "Challenging journey."

Justifications:
This is a phrase because it refers to the literal or contextual act of being on an incline, either physically or metaphorically. The meaning is directly tied to the individual words and their interpretation, making it a phrase.

Origin:
This idiom has been used since the early 20th century, symbolizing being ruined or in a hopeless situation.

Meaning:
Ruined or in a hopeless situation.

Usage:

1. All his savings went up the spout after the investment failed.
2. The plan went up the spout with the unexpected changes.
3. Their business is up the spout due to poor management.

Similar Idioms / Phrases
"Down the drain," "In ruins," "Gone to waste."

Justifications:
This is an idiom because it means something has gone wrong or been wasted, often irreparably. "Spout" here represents a metaphorical exit or failure, not a literal spout, making it idiomatic.

Origin:
This idiom has been used since the 19th century, symbolizing being in a difficult or helpless situation.

Meaning:
In a difficult or helpless situation.

Usage:

1. Without backup, we were up the tree.
2. He found himself up the tree with no help.
3. They felt up the tree with no clear solution.

Similar Idioms / Phrases
"In a bind," "In a pickle," "In a tough spot."

Justifications:
This is an idiom because it refers to being in a difficult or problematic situation with no easy way out. "Tree" is metaphorical for being stuck or trapped, not a literal tree, making it idiomatic.

Origin:
This idiom has been used since the early 20th century, symbolizing extreme frustration or anger.

Meaning:
Extremely frustrated or angry.

Usage:

1. The constant noise is driving me up the wall.
2. He went up the wall when he heard the news.
3. The delays are driving everyone up the wall.

Similar Idioms / Phrases
"At the end of one's rope," "On edge," "Driven crazy."

Justifications:
This is an idiom because it means to be very frustrated or upset, often in a way that feels overwhelming. "The wall" represents a figurative boundary or barrier, not a literal wall, making it idiomatic.

Origin:
This idiom has been used since the early 20th century and symbolizes meeting the required standards, especially in building or safety regulations.

Meaning:
Meeting the required standards.

Usage:

1. The building renovations must be up to code.
2. He made sure all the electrical work was up to code.
3. The inspector confirmed everything is up to code.

Similar Idioms / Phrases
"Compliant," "In line with regulations," "Meeting standards."

Justifications:
This is a phrase because it refers to something meeting the established standards or requirements, usually in the context of construction or regulations. The meaning is directly tied to the individual words "up" (meeting the standard) and "code" (rules), making it a straightforward phrase.

Origin:
This idiom has been used since the mid-20th century and symbolizes being fed up or having had enough of something.

Meaning:
Being fed up or having had enough.

Usage:

1. I've had it up to here with your excuses.
2. She was up to here with the constant complaints.
3. They've had it up to here with the delays.

Similar Idioms / Phrases
"Fed up," "At the end of one's patience," "Had enough."

Justifications:
This is a phrase because it refers to a specific point, often used metaphorically to indicate a limit or threshold that has been reached, particularly in relation to frustration or tolerance. The meaning is closely related to the literal words, making it a phrase.

Origin:
This idiom has been used since the late 19th century and symbolizes engaging in mischievous or dishonest activities.

Meaning:
Engaging in mischievous or dishonest activities.

Usage:

1. The kids were up to no good in the backyard.
2. She suspected her colleagues were up to no good.
3. The rumors said he was up to no good at night.

Similar Idioms / Phrases
"Misbehaving," "Up to something," "Causing trouble."

Justifications:
This is an idiom because it figuratively means someone is engaged in malicious or dishonest behavior. "No good" here does not literally refer to any specific action, but rather implies mischief or wrongdoing, making it an idiom.

Origin:
This idiom has been used since the early 20th century and symbolizes being deeply involved or overwhelmed by something.

Meaning:
Deeply involved or overwhelmed.

Usage:

1. I'm up to my neck in paperwork.
2. She's up to her neck in debt.
3. They're up to their necks in preparations for the event.

Similar Idioms / Phrases
"In over one's head," "Swamped," "Buried."

Justifications:
This is an idiom because it figuratively means being deeply involved or overwhelmed by something, often work or trouble. "Neck" here does not literally represent a physical body part, but metaphorically describes being submerged or overburdened, making it idiomatic.

Origin:
This idiom has been used since the late 19th century and symbolizes meeting the expected standard or quality.

Meaning:
Meeting the expected standard or quality.

Usage:

1. His performance was not up to par.
2. The restaurant's service is always up to par.
3. She worked hard to get her grades up to par.

Similar Idioms / Phrases
"Up to standard," "Meeting expectations," "Satisfactory."

Justifications:
This is a phrase because it refers to something being of the expected standard or quality. "Par" refers to an established level, and the phrase directly connects to the individual words of meeting that standard, making it a phrase.

Origin:
This idiom has been used since the 19th century and symbolizes meeting the required standard.

Meaning:
Meeting the required standard.

Usage:

1. His work was not up to scratch.
2. The team made sure everything was up to scratch before the presentation.
3. She practiced until her skills were up to scratch.

Similar Idioms / Phrases
"Up to par," "Meeting expectations," "Good enough."

Justifications:
This is a phrase because it refers to something being acceptable or meeting the required standard, often in terms of performance. "Scratch" is figurative here, referencing an acceptable level or standard, making it a phrase.

Origin:
This idiom has been used since the 19th century and symbolizes meeting the required standard or quality.

Meaning:
Meeting the required standard or quality.

Usage:

1. The performance was not up to snuff.
2. Is the quality of the product up to snuff?
3. He checked if the equipment was up to snuff.

Similar Idioms / Phrases
"Up to par," "Up to scratch," "Satisfactory."

Justifications:
This is a phrase because it means something is in proper condition or acceptable quality. "Snuff" refers to an established standard, and the phrase directly connects to the individual words of being at that standard, making it a phrase.

Origin:
This idiom has been used since the mid-20th century and symbolizes being up to date or fully informed.

Meaning:
Being up to date or fully informed.

Usage:

1. She needs to get up to speed on the new software.
2. The manager brought everyone up to speed on the project.
3. He is up to speed with the latest developments.

Similar Idioms / Phrases
"In the loop," "Updated," "Informed."

Justifications:
This is a phrase because it refers to being fully informed or knowledgeable about something, often in a work or learning context. "Speed" here refers to being at the correct or optimal level of knowledge, making it a phrase.

Origin:
This idiom has been used since the 20th century and symbolizes being ready and capable of facing a challenge.

Meaning:
Ready and capable of facing a challenge.

Usage:

1. She is up to the challenge of leading the new project.
2. The team is up to the challenge and prepared to win.
3. He's always up to the challenge when it comes to tough tasks.

Similar Idioms / Phrases
"Ready for the challenge," "Prepared," "Capable."

Justifications:
This is a phrase because it refers to being ready or able to take on a challenge. The meaning is closely tied to the literal words, with "up" meaning ready or capable, and "challenge" referring to a test or difficulty, making it a phrase.

Origin:
This idiom has been used since the 16th century and symbolizes to the maximum degree or completely.

Meaning:
To the maximum degree or completely.

Usage:

1. They are committed up to the hilt.
2. The company is in debt up to the hilt.
3. She supported him up to the hilt.

Similar Idioms / Phrases
"To the fullest," "Completely," "All the way."

Justifications:
This is an idiom because it means being fully involved in something, often in the sense of commitment or danger. "Hilt" is metaphorical here, symbolizing the fullest extent, making it idiomatic.

Origin:
This idiom has been used since the early 20th century, symbolizing being capable or ready to handle a specific job or responsibility.

Meaning:
Capable or ready to handle a specific job or responsibility.

Usage:

1. She is definitely up to the task of leading the new project.
2. The team proved they were up to the task.
3. He wasn't sure if he was up to the task, but he gave it his best shot.

Similar Idioms / Phrases
"Ready for the challenge," "Capable," "Prepared."

Justifications:
This is a phrase because it refers to being capable or prepared to handle a specific task. The meaning is closely connected to the individual words of being "up" (ready) and "to the task" (able to accomplish), making it a phrase.

Origin:
This idiom has been used since the mid-20th century, symbolizing being very busy or deeply involved in something.

Meaning:
Very busy or deeply involved in something.

Usage:

1. I'm up to my ears in work right now.
2. She's up to her ears in debt.
3. They're up to their ears in preparations for the event.

Similar Idioms / Phrases
"Swamped," "In over one's head," "Overwhelmed."

Justifications:
This is an idiom because it means being deeply immersed or overwhelmed, usually by work or problems. "Ears" here is figurative, implying a level of involvement that surpasses what is manageable, making it idiomatic.

Origin:
This idiom has been used since the 19th century, symbolizing a difficult struggle or challenge.

Meaning:
A difficult struggle or challenge.

Usage:

1. Winning this case is going to be an uphill battle.
2. They face an uphill battle against the disease.
3. It's an uphill battle to change the company's culture.

Similar Idioms / Phrases
"Tough row to hoe," "Hard slog," "Struggle."

Justifications:
This is an idiom because it refers to a situation or task that is very difficult and challenging, often with little chance of success. "Uphill" metaphorically represents a steep or challenging path, making it idiomatic.

Origin:
This idiom has been used since the early 20th century, symbolizing boosting the spirits or confidence of a group.

Meaning:
Boosting the spirits or confidence of a group.

Usage:

1. The manager's speech helped to uplift morale among the staff.
2. Activities like team building can uplift morale.
3. She organized a fun event to uplift everyone's morale.

Similar Idioms / Phrases
"Boost spirits," "Raise morale," "Lift spirits."

Justifications:
This is a phrase because it refers to improving the mood or spirit of a group of people. The connection between "uplift" (raising) and "morale" (spirit) is direct and literal, making it a phrase.

Origin:
This idiom has been used since the early 20th century, symbolizing making someone feel happier or more hopeful.

Meaning:
Making someone feel happier or more hopeful.

Usage:

1. The good news uplifted everyone's spirits.
2. She sent flowers to uplift her friend's spirits.
3. A little kindness can uplift someone's spirits.

Similar Idioms / Phrases
"Raise spirits," "Cheer up," "Lift someone's mood."

Justifications:
This is a phrase because it refers to improving someone's mood or emotional state. The meaning is closely tied to the literal words, with "uplift" meaning to raise and "spirits" meaning mood, making it a phrase.

Origin:
This idiom has been used since the 16th century, symbolizing having control or advantage over someone.

Meaning:
Having control or advantage over someone.

Usage:

1. She has the upper hand in the negotiations.
2. They gained the upper hand after the strategic move.
3. He tried to get the upper hand in the argument.

Similar Idioms / Phrases
"Advantage," "Control," "Dominance."

Justifications:
This is an idiom because it figuratively means to have the advantage or control over a situation. "Upper hand" doesn't refer to the literal hand, but symbolizes dominance or power, making it an idiom.

Origin:
This idiom has been used since the early 19th century, symbolizing causing disruption or trouble.

Meaning:
Causing disruption or trouble.

Usage:

1. His sudden resignation upset the apple cart at the office.
2. The unexpected decision upset the apple cart.
3. She didn't want to upset the apple cart by making drastic changes.

Similar Idioms / Phrases
"Rock the boat," "Throw a wrench in the works," "Disrupt."

Justifications:
This is an idiom because it figuratively means to disrupt a plan or situation. "Upset" and "apple cart" do not refer to a literal cart or apples, but instead suggest a disturbance in something orderly, making it an idiom.

Origin:
This idiom has been used since the 14th century, symbolizing a state of confusion or disorder.

Meaning:
In a state of confusion or disorder.

Usage:

1. The room was turned upside down during the search.
2. Her life was turned upside down after the accident.
3. The news turned everything upside down for the family.

Similar Idioms / Phrases
"In disarray," "Turned topsy-turvy," "In chaos."

Justifications:
This is a phrase because it refers to something being turned or flipped over, often implying disorder or confusion. The meaning is closely tied to the literal interpretation of being physically turned upside down, making it a phrase.

Origin:
This idiom has been used since the 19th century, symbolizing examining something very carefully.

Meaning:
To examine something very carefully.

Usage:

1. The accountant went through the financial records with a fine-tooth comb.
2. She used a fine-tooth comb to review the contract.
3. They searched the area with a fine-tooth comb.

Similar Idioms / Phrases
"Scrutinize," "Examine closely," "Inspect thoroughly."

Justifications:
This is a phrase because it refers to a detailed or thorough examination. The connection to the literal "fine-tooth comb" is clear, implying careful inspection, making it a phrase.

Origin:
This idiom has been used since the mid-20th century, symbolizing using disproportionate force or effort for a small task.

Meaning:
Using disproportionate force or effort for a small task.

Usage:

1. Bringing in lawyers for a minor dispute is like using a sledgehammer to crack a nut.
2. His reaction was like using a sledgehammer to crack a nut.
3. The extensive measures seemed like using a sledgehammer to crack a nut.

Similar Idioms / Phrases
"Overkill," "Using a cannon to kill a fly," "Excessive force."

Justifications:
This is an idiom because it figuratively means using an excessive or disproportionate method to solve a problem. The "sledgehammer" and "nut" are not meant literally, but represent an over-the-top approach, making it an idiom.

Origin:
This idiom has been used since the early 20th century, symbolizing using someone to achieve one's own goals.

Meaning:
Using someone to achieve one's own goals.

Usage:

1. She felt like she was being used as a pawn in their schemes.
2. The politician used his supporters as pawns.
3. He realized he was just a pawn in their power play.

Similar Idioms / Phrases
"Manipulate," "Exploit," "Use as a tool."

Justifications:
This is an idiom because it refers to manipulating someone or something for one's advantage, where "pawn" symbolizes a person or thing being used without their full control, making it figurative.

Origin:
This idiom has been used since the early 20th century and symbolizes using something as a means to gain an advantage.

Meaning:
Using something as a means to gain an advantage.

Usage:

1. He used his connections as leverage in the negotiations.
2. They used the information as leverage to secure the deal.
3. She used her skills as leverage to get a promotion.

Similar Idioms / Phrases
"Leverage," "Utilize," "Exploit."

Justifications:
This is a phrase because it refers to using something (such as an advantage or resource) to influence or gain power in a situation. The meaning is closely related to the literal idea of "leverage" (something that helps gain an advantage), making it a phrase.

Origin:
This idiom has been used since the mid-20th century and symbolizes using something positively or beneficially.

Meaning:
Using something positively or beneficially.

Usage:

1. He used his wealth for good by donating to charity.
2. They used their influence for good to advocate for change.
3. She used her talents for good by volunteering.

Similar Idioms / Phrases
"Benefit," "Put to good use," "Make positive use of."

Justifications:
This is a phrase because it refers to employing something with the intention of benefiting others. The meaning is directly tied to the individual words, where "use" and "good" are used in their literal sense to convey beneficial action.

Origin:
This idiom has been used since the 19th century and symbolizes using one's power or connections to achieve something.

Meaning:
Using one's power or connections to achieve something.

Usage:

1. She used her influence to help her friend get a job.
2. He used his influence to push through the policy changes.
3. They used their influence to secure funding for the project.

Similar Idioms / Phrases
"Exert influence," "Leverage connections," "Use clout."

Justifications:
This is a phrase because it refers to applying one's power or authority to affect something. The meaning connects directly to the words "influence" (ability to change something) and "use" (to apply), making it a phrase.

Origin:
This idiom has been used since the 18th century and symbolizes relying on one's own ability to make decisions.

Meaning:
Relying on one's own ability to make decisions.

Usage:

1. He used his judgment to navigate the tricky situation.
2. She advised him to use his judgment when making the decision.
3. They trusted him to use his judgment in handling the issue.

Similar Idioms / Phrases
"Rely on one's judgment," "Trust one's instincts," "Make a call."

Justifications:
This is a phrase because it refers to making decisions based on one's reasoning and understanding. The meaning is closely tied to the literal interpretation of "judgment" and "use," indicating the application of thought in decision-making.

Origin:
This idiom has been used since the early 20th century and symbolizes exploiting a situation or resource for personal benefit.

Meaning:
Exploiting a situation or resource for personal benefit.

Usage:

1. She used the opportunity to her advantage.
2. He used his skills to his advantage in the competition.
3. They used the information to their advantage in the deal.

Similar Idioms / Phrases
"Capitalize on," "Exploit," "Leverage."

Justifications:
This is a phrase because it refers to applying something (skills, knowledge, etc.) in a way that benefits oneself. The meaning is directly connected to the literal words "use" and "advantage," making it a phrase.

Origin:
This idiom has been used since the mid-20th century and symbolizes using something carefully to avoid potential danger or problems.

Meaning:
Using something carefully to avoid potential danger or problems.

Usage:

1. The medication should be used with caution.
2. He used the tool with caution to avoid injury.
3. They advised to use the strategy with caution.

Similar Idioms / Phrases
"Be careful," "Proceed with caution," "Handle with care."

Justifications:
This is a phrase because it refers to applying something in a careful manner to avoid potential problems. The meaning is directly tied to the individual words, where "use" and "caution" indicate how something should be applied, making it a phrase.

Origin:
This idiom has been used since the early 20th century and symbolizes thinking sensibly or logically.

Meaning:
Thinking sensibly or logically.

Usage:

1. Use your head and think about the consequences.
2. She told him to use his head before making a decision.
3. He used his head to solve the problem.

Similar Idioms / Phrases
"Be sensible," "Think logically," "Use common sense."

Justifications:
This is an idiom because it figuratively means to think carefully or use one's intellect in a situation. "Head" here symbolizes thought or reasoning, rather than the literal body part, making it an idiom.

Origin:
This idiom has been used since the early 20th century and is an informal way of saying to use one's brain or intelligence.

Meaning:
To use one's brain or intelligence.

Usage:

1. Come on, use your noodle and figure it out.
2. He used his noodle to come up with a clever solution.
3. She told him to use his noodle during the test.

Similar Idioms / Phrases
"Use your brain," "Be smart," "Think."

Justifications:
This is an idiom because it figuratively means to think or apply intelligence. "Noodle" is a playful metaphor for the brain, not a literal food item, making it an idiom.

Origin:
This idiom has been used since the 16th century and symbolizes relying on one's intelligence or resourcefulness.

Meaning:
Relying on one's intelligence or resourcefulness.

Usage:

1. He had to use his wits to survive in the wild.
2. She used her wits to navigate the tricky situation.
3. They used their wits to overcome the challenges.

Similar Idioms / Phrases
"Think on your feet," "Be resourceful," "Use your brains."

Justifications:
This is a phrase because it refers to applying one's mental abilities or cleverness in a situation. "Wits" here means intelligence, and "use" means to apply, which is closely related to the literal words.