cooperation

[koh-op-uh-rey-shuhn] / koʊˌɒp əˈreɪ ʃən /

NOUN

mutual effort

Synonyms

STRONGEST

aid assistance collaboration participation partnership service unity

STRONG

alliance cahoots coaction coalition combination communion company concert concurrence confederacy confederation conspiracy federation fusion give-and-take harmony help helpfulness logrolling partisanship reciprocity responsiveness society symbiosis synergism synergy teamwork unanimity union

WEAK

coadjuvancy combined effort confunction doing business with esprit de corps playing ball teaming

Antonyms

STRONG

antagonism disagreement discord disunion disunity division divorce hostility management separation

WEAK

blockage delay encumbrance hindrance obstruction prevention stoppage

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.

"American industries are gaining a lot from this cooperation."

From Barron's • May 16, 2026

The POW swaps remain one of the few remaining areas of cooperation between the two sides, at war since Russia ordered troops into its neighbour in February 2022.

From Barron's • May 15, 2026

The White House statement only said that the two sides "discussed ways to enhance economic cooperation", including expanding US firms' access to the Chinese market and Chinese investment in US industries.

From BBC • May 14, 2026

—Asian stocks were broadly lower despite a positive tone from the Trump-Xi summit, where both leaders emphasized cooperation.

From The Wall Street Journal • May 14, 2026

He shipped his items in boxes sealed with apple labels, thanks to the interested cooperation of certain customs inspectors.

From "The House of the Spirits: A Novel" by Isabel Allende

Vocabulary lists containing cooperation

Ecology - Interdependent Relationships in Ecosystems - Introductory

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Lyndon B. Johnson on "The Great Society" (1964)

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John F. Kennedy, Inaugural Address, January 20, 1961

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