Definitions

co-worker

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ally n.
associate n.
buddy n.
coadjutor n.
collaborator n.
colleague n.
companion n.
comrade n.
leaguer n.

NOUN

ally

Synonyms

STRONGEST

associate colleague friend partner

STRONG

accessory accomplice coadjutor collaborator confederate helper

Antonyms

STRONGEST

antagonist detractor enemy foe opponent

NOUN

associate

Synonyms

STRONGEST

accomplice ally assistant buddy cohort collaborator companion comrade crony fellow friend partner

STRONG

accessory affiliate aid auxiliary branch chum compatriot confederate consort cooperator helper joiner mate offshoot pal peer playmate sidekick

WEAK

clubber kissing cousin one of the folks pard

Antonyms

STRONGEST

enemy foe opponent

WEAK

antagonist competitor rival stranger

NOUN

buddy

Synonyms

STRONGEST

associate chum companion comrade confidant crony mate peer

STRONG

intimate pal sidekick

WEAK

co-mate

Antonyms

STRONGEST

enemy foe opponent stranger

NOUN

coadjutor

Synonyms

STRONG

associate colleague helper

Antonyms

STRONG

antagonist enemy opponent

NOUN

collaborator

Synonyms

STRONGEST

assistant associate colleague

STRONG

confederate helper partner quisling teammate

WEAK

fellow traveller running dog team player

Antonyms

STRONGEST

antagonist enemy opponent

NOUN

colleague

Synonyms

STRONGEST

aide ally assistant buddy companion comrade friend partner teammate

STRONG

auxiliary chum coadjutor cohort collaborator compatriot compeer confederate confrere crony helper pal workmate

Antonyms

STRONGEST

enemy foe opponent

WEAK

antagonist detractor opposer

NOUN

companion

Synonyms

STRONGEST

accomplice aide ally assistant associate buddy colleague comrade cousin crony guide mate nurse partner playmate protector

STRONG

accompaniment attendant chaperon complement concomitant confederate consort convoy counterpart double escort match pal roomie safeguard sancho sidekick

WEAK

comate cuz pard

Antonyms

STRONGEST

antagonist enemy foe opponent

WEAK

foreigner stranger

NOUN

comrade

Synonyms

STRONGEST

buddy colleague companion compatriot confidant crony

STRONG

associate chum compeer confederate confidante friend intimate mate pal partner sidekick

WEAK

bosom buddy comate

Antonyms

STRONGEST

enemy foe opponent

STRONG

rival

NOUN

leaguer

Synonyms

WEAK

accessory accomplice associate coadjutor coalitionist collaborator colleague confederate friend helper partner

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

co-worker

I consulted a co-worker about why I was being asked to check in more.

From MarketWatch ● Jul. 21, 2026

A former co-worker saw one of his posts and told a manager at her new company that Myhan would be a fit for a coming opening.

From The Wall Street Journal ● Jun. 18, 2026

A co-worker, Sharam Muhamadi, originally from Iran, has also been convicted of facilitating travel for exploitation.

From BBC ● Jun. 11, 2026

A co-worker had asked me to co-host a podcast with her; now that was on hold.

From Slate ● Apr. 18, 2026

A decision to invite a co-worker over for dinner is conscious.

From "Blink" by Malcolm Gladwell

Vocabulary lists containing co-worker

Unit 20, Lessons 1–2

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

co-worker

Example Sentences

See Examples For:

Related Words

Vocabulary lists containing co-worker

Unit 20, Lessons 1–2