Meaning: A gathering involving excessive indulgence in sexual activity.

Part of speech: noun

Example: The film depicted an orgy at a lavish party.

Category: Health › Sexual Health

Synonyms:

• bacchanal
• debauchery

Meaning: A scholar or artist who specializes in the study of Eastern cultures.

Part of speech: noun

Example: The orientalist wrote extensively about Asian art.

Category: Culture › Academia

Synonyms: scholar

Meaning: A competitive sport involving navigation with a map and compass.

Part of speech: noun

Example: Orienteering is a fun way to explore the outdoors.

Category: Sports › Navigation

Synonyms: navigation sport

Meaning: Bad-tempered or stubborn.

Part of speech: adjective

Example: He can be quite ornery when he doesn't get his way.

Category: General

Synonyms:

• grumpy
• irritable

Antonyms: pleasant

Meaning: The scientific study of birds.

Part of speech: noun

Example: She is studying ornithology at the university.

Category: Science › Biology

Synonyms: bird study

Meaning: Authorized or accepted theory, doctrine, or practice.

Part of speech: noun

Example: The church upheld the orthodoxy of its teachings.

Category: Religion

Synonyms:

• conformity
• tradition

Antonyms: heresy

Meaning: To move or swing back and forth in a regular rhythm.

Part of speech: verb

Example: The fan oscillates to cool the room.

Category: Science › Physics

Synonyms:

• swing
• fluctuate

Meaning: The process of gradual or unconscious assimilation of ideas or knowledge.

Part of speech: noun

Example: He learned about the topic through osmosis.

Category: Science › Biology

Synonyms:

• absorption
• assimilation

Meaning: To turn into bone or bony tissue.

Part of speech: verb

Example: The cartilage will ossify as the child grows.

Category: Science › Biology

Synonyms:

• harden
• calcify

Meaning: Pretentious display meant to impress others.

Part of speech: noun

Example: Her ostentation was evident in her lavish lifestyle.

Category: General

Synonyms:

• showiness
• pretentiousness

Antonyms: modesty

Meaning: Characterized by vulgar or pretentious display.

Part of speech: adjective

Example: His ostentatious behavior drew attention.

Category: General

Synonyms:

• showy
• flashy

Antonyms: modest

Meaning: A medical condition in which bones become weak and brittle.

Part of speech: noun

Example: Osteoporosis is common in older adults.

Category: Medicine › Conditions

Synonyms: bone loss

Meaning: To exclude someone from a society or group.

Part of speech: verb

Example: They decided to ostracise him for his actions.

Category: Social Issues

Synonyms:

• exclude
• shun

Meaning: Exclusion from a society or group.

Part of speech: noun

Example: He faced ostracism after his controversial opinions.

Category: Social Issues

Synonyms:

• exclusion
• shunning

Meaning: The quality or state of being different or distinct.

Part of speech: noun

Example: The concept of otherness is important in cultural studies.

Category: Social Issues

Synonyms:

• difference
• distinctiveness

Meaning: Relating to an imaginary or spiritual world.

Part of speech: adjective

Example: The music had an otherworldly quality.

Category: Arts

Synonyms:

• ethereal
• supernatural

Meaning: Contraction of 'ought not'; used to indicate prohibition or disapproval.

Part of speech: modal verb

Example: You oughtn't to speak that way.

Category: General

Meaning: Reflexive form of 'we'; used for emphasis.

Part of speech: pronoun

Example: We must take care of ourself.

Category: General

Meaning: A visible exposure of rock or soil on the surface.

Part of speech: noun

Example: The outcrop of granite was impressive.

Category: Geology

Synonyms:

• exposure
• exposed rock

Meaning: Farthest away from the center; most external.

Part of speech: adjective

Example: The outermost planets in the solar system are far from the sun.

Category: Science › Astronomy

Synonyms:

• farthest
• most external

Meaning: The place where water or sewage flows out of a pipe or channel.

Part of speech: noun

Example: The outfall of the river was polluted.

Category: Environment

Synonyms:

• discharge
• outlet

Meaning: To guess better than someone else.

Part of speech: verb

Example: He tried to outguess his opponent's next move.

Category: Arts › Games

Synonyms:

• anticipate
• predict

Meaning: To last longer than someone or something.

Part of speech: verb

Example: She hopes to outlast her competitors in the market.

Category: Business › Management

Synonyms:

• survive
• endure

Meaning: To move skillfully to gain an advantage.

Part of speech: verb

Example: The team managed to outmanoeuvre their rivals.

Category: Politics › Strategy

Synonyms:

• outsmart
• outmaneuver

Meaning: Describing a sensation of being outside one's physical body.

Part of speech: adjective

Example: He had an out-of-body experience during meditation.

Category: Health › Psychology

Synonyms:

• transcendent
• spiritual

Meaning: A remote part of a country or region, often used for military purposes.

Part of speech: noun

Example: The soldiers were stationed at an outpost in the mountains.

Category: Politics › Military

Synonyms:

• base
• station

Meaning: To have a higher rank or status than someone.

Part of speech: verb

Example: She outranked her colleagues in the company.

Category: Business › Management

Synonyms:

• surpass
• outclass

Meaning: To stay longer than someone else.

Part of speech: verb

Example: He managed to outstay his welcome at the party.

Category: General

Synonyms:

• overstay
• linger

Meaning: A scene or segment that is not included in the final version of a film or recording.

Part of speech: noun

Example: The DVD includes several out-takes from the movie.

Category: Arts › Film

Synonyms:

• deleted scene
• bloopers

Meaning: To be greater in weight or importance than something else.

Part of speech: verb

Example: The benefits outweigh the risks.

Category: Business › Decision Making

Synonyms:

• surpass
• outbalance

Meaning: Outside of; beyond.

Part of speech: preposition

Example: Outwith the city limits, the countryside is beautiful.

Category: General

Synonyms:

• outside
• beyond

Meaning: Comprehensive or all-encompassing.

Part of speech: adjective

Example: The overarching theme of the conference was sustainability.

Category: General

Synonyms: comprehensive

Meaning: To impress someone greatly; to fill with awe.

Part of speech: verb

Example: The performance overawed the audience.

Category: General

Synonyms: astonish

Meaning: Exaggerated or inflated beyond reality.

Part of speech: adjective

Example: The overblown claims about the product led to disappointment.

Category: General

Synonyms: exaggerated

Antonyms: understated

Meaning: The act of flying over a specific area, often for observation.

Part of speech: noun

Example: The overflight provided valuable data for the research.

Category: Aviation › Flight Operations

Meaning: To fly over a specific area.

Part of speech: verb

Example: The plane will overfly the city before landing.

Category: Aviation › Flight Operations

Meaning: An excessive amount of something, more than necessary.

Part of speech: noun

Example: Using a sledgehammer for a small nail is overkill.

Category: General

Synonyms: excess

Antonyms: underkill

Meaning: A person with power over others; a ruler.

Part of speech: noun

Example: The overlord commanded respect from his subjects.

Category: History › Feudalism

Synonyms: ruler

Meaning: To an excessive degree; too much.

Part of speech: adverb

Example: He worried overmuch about the exam.

Category: General

Synonyms: excessively

Meaning: To stretch beyond one's limits or authority.

Part of speech: verb

Example: The company overreached in its attempt to expand too quickly.

Category: Business › Management

Synonyms:

• overextend
• overstep

Antonyms: restrict