1
as in collaborated
to participate or assist in a joint effort to accomplish an end
conservation groups cooperated with state authorities to find a humane way to manage the area's overpopulation of deer
Synonyms & Similar Words
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2
as in united
to form or enter into an association that furthers the interests of its members
several industrialized nations cooperated in a trade agreement to reduce or eliminate tariffs
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Antonyms & Near Antonyms
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Recent Examples of cooperated
The truck driver immediately stopped, called 911, and cooperated with the investigation, police said.
—
Harriet Ramos, Fort Worth Star-Telegram, 18 June 2026
The daughter of Albert I, the King of Belgium, Maria José married Italy’s Prince Umberto II, whose father, King Vittorio Emanuele III, cooperated with fascist dictator Benito Mussolini.
—Nick Vivarelli, Variety, 17 June 2026
On his list are items housed in around a dozen US museums, including some that have previously cooperated with Cambodian requests.
—Oscar Holland, CNN Money, 17 June 2026
Proceedings were delayed an hour by the threat of storms, but the weather cooperated in the end.
—Culture Critic, Los Angeles Times, 15 June 2026
Nations cooperated to protect the Arctic environment, to promote economic development, to bolster search-and-rescue capacity and to improve scientific understanding.
—David Balton, The Conversation, 15 June 2026
The woman cooperated with the investigation, police said.
—Jasmine Viel, CBS News, 15 June 2026
In one mode, participants cooperated with Pepper as teammates working toward a common goal.
—Jijo Malayil, Interesting Engineering, 12 June 2026
Advertisement For the innovation drive, Statista cooperated with LexisNexis® Intellectual Property Solutions to analyze the quantity and impact of a company’s IP (intellectual property) portfolio.
—Time Staff, Time, 9 June 2026
Harriet Ramos, Fort Worth Star-Telegram, 18 June 2026
The daughter of Albert I, the King of Belgium, Maria José married Italy’s Prince Umberto II, whose father, King Vittorio Emanuele III, cooperated with fascist dictator Benito Mussolini.
—Nick Vivarelli, Variety, 17 June 2026
On his list are items housed in around a dozen US museums, including some that have previously cooperated with Cambodian requests.
—Oscar Holland, CNN Money, 17 June 2026
Proceedings were delayed an hour by the threat of storms, but the weather cooperated in the end.
—Culture Critic, Los Angeles Times, 15 June 2026
Nations cooperated to protect the Arctic environment, to promote economic development, to bolster search-and-rescue capacity and to improve scientific understanding.
—David Balton, The Conversation, 15 June 2026
The woman cooperated with the investigation, police said.
—Jasmine Viel, CBS News, 15 June 2026
In one mode, participants cooperated with Pepper as teammates working toward a common goal.
—Jijo Malayil, Interesting Engineering, 12 June 2026
Advertisement For the innovation drive, Statista cooperated with LexisNexis® Intellectual Property Solutions to analyze the quantity and impact of a company’s IP (intellectual property) portfolio.
—Time Staff, Time, 9 June 2026
Recent Examples of Synonyms for cooperated
Verb
-
Her family and the baby's father's family collaborated to ensure childcare.—
Sarah Ferguson,
Forbes.com,
19 June 2026
-
Prosecutors said Noreus collaborated with others in the wide-ranging, multi-year scheme.—
James Cirrone,
FOXNews.com,
19 June 2026
Verb
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In the midst of past progressive insurgencies, such as Alexandria Ocasio-Cortez’s upset victory in the 2018 NY-14 Democratic primary and Jamaal Bowman’s 2020 win in NY-16, NYC unions were largely united in support of the incumbent representatives vying to hold onto their seats.—
Paxton Honerkamp,
CNBC,
23 June 2026
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World Cup fans were united this weekend by a song synonymous with belonging, nostalgia and the yearning for home.—
Angela Yang,
NBC news,
22 June 2026
Verb
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The nonprofit Ebell Club was chartered and federated on March 9, 1984, and since that time, members have raised more than $300,000 for numerous philanthropies both within the community and national organizations.—
Sharon Hlapcich,
Oc Register,
17 Feb. 2026
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The order covers federated IT systems and mission platforms across all services.—
Aamir Khollam,
Interesting Engineering,
13 Jan. 2026
Verb
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Vox is strongly supportive of Israel, whose government has allied with the party despite a history of neo-Nazis in its ranks.—
Shira Li Bartov,
Sun Sentinel,
15 June 2026
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But, increasingly convinced that Mossadegh was an extremist allied with communism, the Eisenhower administration began to plot his ouster.—
Andrew Arsan,
The New York Review of Books,
6 June 2026
Verb
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Firms expanded into new cities, opened international offices, merged across continents, and adopted new technologies, but the underlying structure remained surprisingly constant.—
Joseph Andrew,
Forbes.com,
19 June 2026
-
The organization has closed, merged or downsized field offices, with 185 out of 550 offices affected and more than 5,200 UNHCR staff losing their jobs – approximately 25% of its global workforce.—
Kelsey Norman,
The Conversation,
18 June 2026
Cite this Entry
“Cooperated.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/cooperated. Accessed 25 Jun. 2026.
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