Meaning: A type of piano that stands upright rather than horizontally.

Part of speech: noun

Example: She plays the upright piano beautifully.

Category: Arts › Music

Synonyms: vertical piano

Meaning: A state of noisy confusion or excitement.

Part of speech: noun

Example: The uproar in the crowd was overwhelming.

Category: Social Issues

Synonyms:

• commotion
• chaos

Antonyms:

• calm
• peace

Meaning: To remove something completely from its place.

Part of speech: verb

Example: They had to uproot the old tree.

Category: Nature

Synonyms:

• remove
• extract

Antonyms:

• plant
• establish

Meaning: Causing distress or worry.

Part of speech: adjective

Example: The upsetting news affected everyone.

Category: Emotions

Synonyms:

• distressing
• troubling

Antonyms:

• comforting
• reassuring

Meaning: Current; up-to-date.

Part of speech: adjective

Example: The report provides up-to-the-minute information.

Category: Business › Information Technology

Synonyms:

• current
• latest

Antonyms:

• outdated
• old

Meaning: Moving or directed toward a higher place or position.

Part of speech: adjective

Example: The upward trend in sales is encouraging.

Category: Economics

Synonyms:

• ascending
• rising

Antonyms: downward

Meaning: A widely circulated but false story.

Part of speech: noun

Example: The urban myth about alligators in the sewers is not true.

Category: Culture › Folklore

Synonyms:

• legend
• folklore

Antonyms:

• truth
• fact

Meaning: Made urban or city-like.

Part of speech: adjective

Example: The urbanized area has many skyscrapers.

Category: Geography › Urban Studies

Synonyms:

• metropolitan
• city-like

Antonyms:

• rural
• countryside

Meaning: A mischievous child, often poor or homeless.

Part of speech: noun

Example: The street urchin begged for food.

Category: Society › Child Welfare

Synonyms:

• waif
• ragamuffin

Meaning: A compound found in urine, used in fertilizers.

Part of speech: noun

Example: Urea is commonly used in agriculture.

Category: Chemistry › Organic Chemistry

Synonyms: carbamide

Meaning: Requiring immediate attention.

Part of speech: adjective

Example: The urgent message needed to be delivered right away.

Category: Communication › Priority

Synonyms:

• critical
• pressing

Antonyms:

• unimportant
• trivial

Meaning: Relating to urine or the urinary system.

Part of speech: adjective

Example: The urinary tract is essential for waste removal.

Category: Medicine › Urology

Synonyms: urine-related

Meaning: A container for holding ashes or liquids.

Part of speech: noun

Example: The urn held the ashes of the deceased.

Category: Arts › Ceramics

Synonyms:

• vase
• container

Meaning: A constellation in the northern sky.

Part of speech: noun

Example: Ursa Major contains the Big Dipper.

Category: Science › Astronomy

Synonyms: Great Bear

Meaning: A constellation in the northern sky, smaller than Ursa Major.

Part of speech: noun

Example: Ursa Minor is home to the North Star.

Category: Science › Astronomy

Synonyms: Little Bear

Meaning: Abbreviation for the United States Air Force.

Part of speech: noun

Example: The USAF is responsible for aerial warfare.

Category: Military › Air Force

Synonyms: Air Force

Meaning: Without cost to the user.

Part of speech: adjective

Example: The app is user free for the first month.

Category: Business › Marketing

Synonyms:

• complimentary
• gratis

Antonyms:

• paid
• charged

Meaning: To guide someone to a place.

Part of speech: verb

Example: The attendant will usher you to your seat.

Category: Arts › Theater

Synonyms:

• guide
• lead

Meaning: A female usher, often in a theater.

Part of speech: noun

Example: The usherette showed us to our seats.

Category: Arts › Theater

Synonyms:

• attendant
• guide

Meaning: Abbreviation for the United States Navy.

Part of speech: noun

Example: The USN plays a crucial role in national defense.

Category: Military › Navy

Synonyms: Navy

Meaning: Abbreviation for United States Ship.

Part of speech: noun

Example: The USS Constitution is a famous naval ship.

Category: Military › Navy

Synonyms: naval vessel

Meaning: Abbreviation for the Union of Soviet Socialist Republics.

Part of speech: noun

Example: The USSR was dissolved in 1991.

Category: Politics › History

Synonyms: Soviet Union

Meaning: Abbreviation for 'United', often used in sports team names.

Part of speech: noun

Example: Man Utd is a popular football club.

Category: Sports › Football

Synonyms: United

Meaning: The organ in female mammals where offspring develop.

Part of speech: noun

Example: The uterus is vital for reproduction.

Category: Medicine › Anatomy

Synonyms: womb

Meaning: The state of being useful or beneficial.

Part of speech: noun

Example: The utility of this tool is impressive.

Category: General › Functionality

Synonyms:

• usefulness
• benefit

Antonyms:

• uselessness
• ineffectiveness

Meaning: To make practical use of something.

Part of speech: verb

Example: We should utilize our resources wisely.

Category: General › Action

Synonyms:

• use
• employ

Antonyms:

• waste
• misuse

Meaning: To speak or say something.

Part of speech: verb

Example: She did not utter a word during the meeting.

Category: Communication › Speech

Synonyms:

• speak
• express

Antonyms:

• silence
• mumble

Meaning: Ultraviolet light, a type of electromagnetic radiation.

Part of speech: noun

Example: UV rays can cause skin damage.

Category: Science › Physics

Synonyms: ultraviolet radiation

Meaning: Ultraviolet A rays, a type of UV radiation.

Part of speech: noun

Example: UVA rays penetrate the skin more deeply.

Category: Science › Physics

Meaning: Ultraviolet B rays, a type of UV radiation responsible for sunburn.

Part of speech: noun

Example: UVB rays are strongest during midday.

Category: Science › Physics

Meaning: Ultraviolet C rays, a type of UV radiation that is mostly absorbed by the atmosphere.

Part of speech: noun

Example: UVC rays are not a concern for skin health.

Category: Science › Physics

Meaning: The area near or surrounding a particular place.

Part of speech: noun

Example: There are many restaurants in the vicinity.

Category: Geography

Synonyms:

• neighborhood
• area

Meaning: a person who is on vacation

Part of speech: noun

Example: The vacation-er enjoyed the sunny weather.

Category: Travel

Synonyms:

• traveler
• holidaymaker

Meaning: to give someone a vaccine

Part of speech: verb

Example: They will vaccinate children against measles.

Category: Medicine › Vaccination

Synonyms:

• immunize
• inoculate

Meaning: a person who wanders from place to place

Part of speech: noun

Example: The vagabond traveled across the country.

Category: Society

Synonyms:

• wanderer
• drifter

Antonyms: settler

Meaning: in a way that is not clear

Part of speech: adverb

Example: I vaguely remember meeting her.

Category: Language

Synonyms:

• unclearly
• indistinctly

Meaning: having an excessively high opinion of oneself

Part of speech: adjective

Example: He is too vain to accept criticism.

Category: Psychology

Synonyms:

• conceited
• proud

Antonyms: humble

Meaning: a decorative drapery

Part of speech: noun

Example: The valance added color to the room.

Category: Home › Decor

Synonyms:

• drapery
• fringe

Meaning: the student with the highest academic rank

Part of speech: noun

Example: She was named valedictorian of her class.

Category: Education

Synonyms:

• top student
• honor student

Meaning: a person employed to assist with personal tasks

Part of speech: noun

Example: The valet parked my car.

Category: Business › Service

Synonyms:

• attendant
• helper