Meaning: A circular intersection where traffic flows in one direction around a central island.

Part of speech: noun

Example: Take the second exit at the roundabout.

Category: Transportation

Synonyms:

• traffic circle
• rotary

Meaning: A bat-and-ball game similar to baseball, played in schools.

Part of speech: noun

Example: We played rounders during our PE class.

Category: Sports

Synonyms:

• baseball
• softball

Meaning: Continuously, without interruption.

Part of speech: adjective

Example: The store offers round-the-clock service.

Category: Business

Synonyms:

• 24/7
• constant

Antonyms:

• intermittent
• occasional

Meaning: A gathering of people or things, often for a specific purpose.

Part of speech: noun

Example: The weekly roundup included updates from all departments.

Category: Organization

Synonyms:

• gathering
• collection

Meaning: To awaken or stir someone from sleep or inactivity.

Part of speech: verb

Example: The loud noise roused him from his sleep.

Category: Psychology

Synonyms:

• awaken
• stir

Antonyms:

• put to sleep
• calm

Meaning: A visual representation of a route, showing the path from one location to another.

Part of speech: noun

Example: The route map helped us navigate the city.

Category: Transportation

Synonyms:

• map
• guide

Meaning: A device that forwards data packets between computer networks.

Part of speech: noun

Example: We need to set up the router for our home network.

Category: Technology › Networking

Synonyms: network device

Meaning: A house that is part of a row of similar houses, sharing walls with neighbors.

Part of speech: noun

Example: They live in a row house in the city.

Category: Architecture

Synonyms:

• terraced house
• townhouse

Meaning: A person who rows a boat.

Part of speech: noun

Example: The rower competed in the national championships.

Category: Sports

Synonyms:

• oarsman
• sculler

Meaning: A piece of exercise equipment that simulates rowing.

Part of speech: noun

Example: She uses a rowing machine for her workouts.

Category: Fitness

Synonyms: ergometer

Meaning: Members of a royal family; the status of being royal.

Part of speech: noun

Example: The event was attended by royalty from several countries.

Category: Politics

Synonyms:

• nobility
• aristocracy

Antonyms:

• commoners
• plebeians

Meaning: An abbreviation for recovery room, a place in a hospital.

Part of speech: noun

Example: The patient was moved to the RR after surgery.

Category: Medicine › Healthcare

Synonyms:

• room
• area

Meaning: To remove something by rubbing.

Part of speech: phrasal verb

Example: You can rub off the dirt with a cloth.

Category: Health

Synonyms:

• erase
• remove

Meaning: To erase or remove something completely.

Part of speech: phrasal verb

Example: He used an eraser to rub out the mistake.

Category: Health

Synonyms:

• erase
• remove

Meaning: A device used to imprint a design or text onto a surface, often used for approval.

Part of speech: noun

Example: He used a rubber stamp to sign the documents.

Category: Office

Synonyms:

• seal
• imprint

Meaning: To turn one's head to stare at something, often in a curious or nosy way.

Part of speech: verb

Example: Drivers often rubberneck at accidents.

Category: Social

Synonyms:

• gawk
• stare

Meaning: The act of moving something back and forth against a surface.

Part of speech: noun

Example: Rubbing the fabric helped to remove the stain.

Category: Health

Synonyms:

• friction
• scrubbing

Meaning: A solution of isopropyl alcohol used for cleaning and disinfecting.

Part of speech: noun

Example: Rubbing alcohol is effective for sanitizing surfaces.

Category: Health

Synonyms: isopropyl alcohol

Meaning: Of poor quality; worthless.

Part of speech: adjective

Example: The movie was rubbishy and not worth watching.

Category: Arts

Synonyms:

• poor
• inferior

Antonyms:

• excellent
• superior

Meaning: Broken pieces of stone or brick, often from a demolished building.

Part of speech: noun

Example: The construction site was filled with rubble.

Category: Construction

Synonyms:

• debris
• wreckage

Meaning: The currency of Russia.

Part of speech: noun

Example: The price is listed in Rubles.

Category: Economics › Currency

Synonyms: currency

Meaning: Gathered or pleated fabric.

Part of speech: adjective

Example: She wore a ruched dress that flattered her figure.

Category: Arts › Fashion

Synonyms:

• gathered
• pleated

Meaning: A noisy commotion or disturbance.

Part of speech: noun

Example: There was a ruckus outside the bar last night.

Category: Arts › Theater

Synonyms:

• commotion
• uproar

Meaning: A flat piece of wood or metal used to steer a boat.

Part of speech: noun

Example: He adjusted the rudder to change the boat's direction.

Category: Technology › Marine

Synonyms:

• steering device
• control

Meaning: Having a healthy red color.

Part of speech: adjective

Example: He had a ruddy complexion after working outside.

Category: Health

Synonyms:

• rosy
• flushed

Meaning: Basic or simple; not fully developed.

Part of speech: adjective

Example: He has a rudimentary understanding of the topic.

Category: Education › Learning

Synonyms:

• basic
• elementary

Antonyms:

• advanced
• complex

Meaning: The basic principles or elements of a subject.

Part of speech: noun

Example: She learned the rudiments of piano playing.

Category: Education › Learning

Synonyms:

• basics
• fundamentals

Meaning: To disturb the smoothness of something.

Part of speech: verb

Example: The wind ruffled her hair.

Category: Nature › Weather

Synonyms:

• disarrange
• mess up

Meaning: Disturbed or disordered.

Part of speech: adjective

Example: She looked ruffled after the long meeting.

Category: Nature

Synonyms:

• disheveled
• messy

Meaning: A method of bringing down an opponent in rugby.

Part of speech: noun

Example: He executed a perfect rugby tackle.

Category: Sports › Rugby

Synonyms:

• tackle
• hit

Meaning: Having a rough or uneven surface.

Part of speech: adjective

Example: The rugged mountains were breathtaking.

Category: Nature › Geography

Synonyms:

• rough
• tough

Antonyms:

• smooth
• soft

Meaning: A player of rugby.

Part of speech: noun

Example: He is a skilled rugger on his team.

Category: Sports › Rugby

Synonyms:

• rugby player
• athlete

Meaning: A book containing the rules of a game or activity.

Part of speech: noun

Example: He referred to the rule book for clarification.

Category: Sports › Games

Synonyms:

• regulations
• guidelines

Meaning: To exclude something from consideration.

Part of speech: phrasal verb

Example: They ruled out the possibility of rain.

Category: Politics

Synonyms:

• exclude
• dismiss

Meaning: An official decision made by a judge or authority.

Part of speech: noun

Example: The court's ruling was announced yesterday.

Category: Law › Judicial

Synonyms:

• decision
• verdict

Meaning: Relating to Romania or its people.

Part of speech: adjective

Example: She is studying Rumanian culture.

Category: Culture › Geography

Synonyms: Romanian

Meaning: A lively dance of Afro-Cuban origin.

Part of speech: noun

Example: They danced the rumba at the party.

Category: Arts › Dance

Synonyms:

• dance
• rhythm

Meaning: To make a deep, continuous sound.

Part of speech: verb

Example: The thunder rumbled in the distance.

Category: Nature › Weather

Synonyms:

• growl
• roar

Meaning: A continuous deep sound.

Part of speech: noun

Example: The rumbling of the train could be heard from afar.

Category: Nature › Weather

Synonyms:

• growl
• roar

Meaning: To search through something in a messy way.

Part of speech: verb

Example: She rummaged through the drawer for her keys.

Category: Home › Organization

Synonyms:

• search
• dig