Meaning: a mental health condition characterized by obsessive thoughts and compulsive behaviors.

Part of speech: noun

Example: Obsessive-compulsive disorder can significantly impact daily life.

Category: Psychology › Mental Health

Synonyms: OCD

Meaning: becoming outdated or no longer in use.

Part of speech: adjective

Example: The obsolescent technology was replaced by newer models.

Category: Business › Technology

Synonyms:

• outdated
• obsolete

Antonyms:

• current
• modern

Meaning: noisy and difficult to control.

Part of speech: adjective

Example: The obstreperous crowd made it hard to hear the speaker.

Category: General

Synonyms:

• rowdy
• unruly

Antonyms:

• quiet
• calm

Meaning: the practice of deliberately delaying or preventing progress.

Part of speech: noun

Example: Obstructionism can hinder legislative processes.

Category: Politics

Synonyms:

• delay
• impediment

Antonyms:

• cooperation
• facilitation

Meaning: causing or characterized by obstruction.

Part of speech: adjective

Example: The obstructive behavior of the group was noted.

Category: General

Synonyms:

• blocking
• hindering

Antonyms:

• facilitating
• helpful

Meaning: to impose or force something upon someone.

Part of speech: verb

Example: He did not want to obtrude on their conversation.

Category: General

Synonyms:

• intrude
• interfere

Antonyms:

• withdraw
• remove

Meaning: noticeable in an unwelcome or intrusive way.

Part of speech: adjective

Example: The obtrusive advertisements distracted from the main content.

Category: General

Synonyms:

• intrusive
• unwelcome

Antonyms:

• subtle
• discreet

Meaning: slow to understand or perceive.

Part of speech: adjective

Example: He can be quite obtuse when it comes to social cues.

Category: General

Synonyms:

• dull
• slow-witted

Antonyms:

• sharp
• keen

Meaning: the side of a coin or medal that bears the principal design.

Part of speech: noun

Example: The obverse of the coin features a portrait of the president.

Category: General

Synonyms:

• front
• face

Meaning: to remove a difficulty or obstacle.

Part of speech: verb

Example: The new policy aims to obviate any confusion.

Category: General

Synonyms:

• prevent
• eliminate

Antonyms:

• cause
• create

Meaning: relating to the western part of the world, especially Europe and the Americas.

Part of speech: adjective

Example: The occidental culture has influenced many aspects of modern life.

Category: Culture

Synonyms:

• western
• European

Antonyms:

• eastern
• oriental

Meaning: related to supernatural or mystical phenomena.

Part of speech: adjective

Example: He has an interest in occult practices.

Category: Culture

Synonyms:

• mystical
• supernatural

Antonyms:

• ordinary
• mundane

Meaning: a person who studies or practices occultism.

Part of speech: noun

Example: The occultist shared his knowledge of ancient rituals.

Category: Culture

Synonyms:

• mystic
• sorcerer

Meaning: a natural clay earth pigment, typically yellow or red.

Part of speech: noun

Example: The artist used ochre to create a warm tone in the painting.

Category: Arts › Painting

Synonyms:

• pigment
• color

Meaning: a person who is between 80 and 89 years old.

Part of speech: noun

Example: The octogenarian shared stories from her youth.

Category: General

Synonyms:

• elderly person
• senior

Meaning: related to the eyes.

Part of speech: adjective

Example: Ocular health is important for overall well-being.

Category: Medicine › Ophthalmology

Synonyms:

• visual
• eye-related

Meaning: an overdose, especially of drugs.

Part of speech: noun

Example: He was hospitalized due to an OD.

Category: Medicine › Substance Abuse

Synonyms:

• overdose
• intoxication

Meaning: General or widespread hatred or disgust.

Part of speech: noun

Example: The politician faced public odium after the scandal.

Category: Politics

Synonyms:

• hatred
• disdain

Antonyms:

• admiration
• respect

Meaning: A long and adventurous journey.

Part of speech: noun

Example: Her travels through Europe were an odyssey of discovery.

Category: Arts › Literature

Synonyms:

• journey
• adventure

Meaning: A psychoanalytic theory describing a child's feelings of desire for the opposite-sex parent.

Part of speech: noun

Example: The Oedipus complex is a key concept in Freudian psychology.

Category: Psychology › Psychoanalysis

Meaning: Not accurate or correct; mistaken.

Part of speech: adjective

Example: His calculations were off-beam, leading to errors.

Category: General

Synonyms:

• incorrect
• wrong

Antonyms:

• correct
• accurate

Meaning: A slight possibility.

Part of speech: noun

Example: On the off-chance that he might come, I waited.

Category: General

Synonyms:

• slight chance
• remote possibility

Meaning: Excessively eager to offer unwanted help or advice.

Part of speech: adjective

Example: His officious behavior annoyed his colleagues.

Category: General

Synonyms:

• meddlesome
• intrusive

Antonyms:

• helpful
• unobtrusive

Meaning: The distant part of the sea visible from the shore.

Part of speech: noun

Example: The ship was sailing in the offing.

Category: Nature › Ocean

Synonyms:

• horizon
• distance

Meaning: Not aligned with the intended message or communication.

Part of speech: adjective

Example: His comments were off-message during the campaign.

Category: Politics

Synonyms:

• inconsistent
• irrelevant

Meaning: A branch or derivative of something.

Part of speech: noun

Example: The company is an offshoot of a larger corporation.

Category: Business

Synonyms:

• branch
• derivative

Meaning: Ready-made or pre-manufactured.

Part of speech: adjective

Example: He bought an off-the-cut suit for the wedding.

Category: Fashion

Synonyms:

• ready-made
• pre-made

Meaning: Not intended for publication or public knowledge.

Part of speech: adjective

Example: The comments were made off-the-record.

Category: Media › Journalism

Synonyms:

• unofficial
• confidential

Meaning: Unconventional or bizarre.

Part of speech: adjective

Example: His off-the-wall ideas surprised everyone.

Category: General

Synonyms:

• eccentric
• quirky

Antonyms:

• normal
• conventional

Meaning: Often; frequently.

Part of speech: prefix

Example: She oftentimes visits her grandparents.

Category: General

Synonyms:

• frequently
• regularly

Meaning: Often; frequently.

Part of speech: adverb

Example: Oftentimes, I forget where I put my keys.

Category: General

Synonyms:

• frequently
• often

Antonyms:

• seldom
• rarely

Meaning: To stare at someone in a flirtatious or sexual way.

Part of speech: verb

Example: He couldn't help but ogle at the model.

Category: General

Synonyms:

• gawk
• leer

Meaning: A group of people who have been in a particular organization for a long time.

Part of speech: noun

Example: The old guard resisted changes in the company.

Category: Politics

Synonyms: establishment

Meaning: The first part of the Christian Bible, containing texts sacred in Judaism.

Part of speech: noun

Example: The Old Testament includes many historical narratives.

Category: Religion

Synonyms: Hebrew Bible

Meaning: Refers to Europe and the Mediterranean regions before the discovery of the Americas.

Part of speech: noun

Example: The architecture reflects the old world charm.

Category: History

Synonyms: historical world

Meaning: A form of government in which a small group holds power.

Part of speech: noun

Example: The country was ruled by an oligarchy for many years.

Category: Politics

Synonyms: plutocracy

Antonyms: democracy

Meaning: An official appointed to investigate complaints against a company or organization.

Part of speech: noun

Example: The ombudsman helped resolve the dispute.

Category: Law › Regulation

Synonyms: mediator

Meaning: The quality of having unlimited power or authority.

Part of speech: noun

Example: In many religions, God is described as having omnipotence.

Category: Philosophy

Synonyms: all-powerfulness

Meaning: Having unlimited power or authority.

Part of speech: adjective

Example: Many believe that a deity is omnipotent.

Synonyms:

• all-powerful
• almighty

Antonyms:

• powerless
• weak

Meaning: Present everywhere at the same time.

Part of speech: adjective

Example: In the novel, the villain's influence is omnipresent.

Category: Philosophy

Synonyms:

• ubiquitous
• ever-present

Antonyms:

• rare
• absent