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.

Writing earlier this month about the dangers of a financial crisis, the IMF made a point of warning that "international cooperation is weaker" now than in previous years.

From BBC • Apr. 28, 2026

Without XPeng's cooperation, it would have taken much longer, he told reporters on a trip this week ahead of a major auto show in Beijing.

From Barron's • Apr. 27, 2026

"I trust he will now reinvent cooperation among the willing for the common good of all," Lagarde wrote.

From BBC • Apr. 26, 2026

“It is encouraging to see EU-US cooperation on critical raw materials taking concrete shape,” Sefcovic said in a statement Friday.

From The Wall Street Journal • Apr. 24, 2026

She was asking for Janine’s attention, her cooperation.

From "The Handmaid's Tale" by Margaret Atwood

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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