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.

Ukrainian President Volodymyr Zelensky meanwhile arrived in Ankara on Saturday for talks with Turkish President Recep Tayyip Erdogan. on security cooperation, a Ukrainian official told AFP.

From Barron's • Apr. 4, 2026

Microsoft also said it would help train one million engineers and developers by 2030 in cooperation with Japanese companies.

From The Wall Street Journal • Apr. 3, 2026

China’s Ministry of Public Security on Friday called the case a “new achievement” in law-enforcement cooperation between the U.S. and China.

From The Wall Street Journal • Apr. 3, 2026

The prime minister told a news conference he would use a summit with the EU later this year to seek more cooperation with the bloc on the economy and security.

From BBC • Apr. 1, 2026

A mighty campaign was announced, in which the federal government in cooperation with the afflicted states would ultimately treat some 20,000,000 acres in nine southern states.

From "Silent Spring" by Rachel Carson

cooperation

Example Sentences

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