as in invader
one that starts armed conflict against another especially without reasonable cause
a group of smaller states had formed an alliance to deter potential aggressors
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Recent Examples of aggressor
Brazil’s government announced emergency measures including a national task force to execute arrest warrants, electronic tracking for aggressors and mobile units assisting women experiencing violence.
—
Eléonore Hughes, Los Angeles Times, 9 Mar. 2026
An aggressor nation that kills people on Caribbean fishing boats without evidence or due process.
—Jill Lawrence, Mercury News, 7 Mar. 2026
Prosecutors alleged in a responding motion that Sidney was not the aggressor in the confrontation and that Sidney’s brother separated the pair when the argument began.
—Caroline Kubzansky, Chicago Tribune, 3 Mar. 2026
Under the American and British flags, Diego Garcia defends the Indo-Pacific region against aggressors who do not trouble their consciences about laws, pacts, or the rights of weaker nations.
—David Frum, The Atlantic, 2 Mar. 2026
See All Example Sentences for aggressor
Eléonore Hughes, Los Angeles Times, 9 Mar. 2026
An aggressor nation that kills people on Caribbean fishing boats without evidence or due process.
—Jill Lawrence, Mercury News, 7 Mar. 2026
Prosecutors alleged in a responding motion that Sidney was not the aggressor in the confrontation and that Sidney’s brother separated the pair when the argument began.
—Caroline Kubzansky, Chicago Tribune, 3 Mar. 2026
Under the American and British flags, Diego Garcia defends the Indo-Pacific region against aggressors who do not trouble their consciences about laws, pacts, or the rights of weaker nations.
—David Frum, The Atlantic, 2 Mar. 2026
See All Example Sentences for aggressor
Recent Examples of Synonyms for aggressor
Noun
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By the time police arrived, the home invaders had already left, possibly in a black Acura sport-utility vehicle with no license plates.—
Jeramie Bizzle,
CBS News,
21 Mar. 2026
-
The Senators have taken steps to gradually phase out invaders in favour of their own fans.—
Julian McKenzie,
New York Times,
21 Mar. 2026
Noun
-
Give me raiders of the lost past, any day, and forgive them their lack of footnotes.—
Anthony Lane,
New Yorker,
22 Mar. 2026
-
The raiders just went on a 7-0 run to take a 68-67 lead with under six minutes to play.—
Andrew Greif,
NBC news,
20 Mar. 2026
Noun
-
In October 2025, an attacker drove his car into people gathered outside a Manchester synagogue to celebrate the Jewish holiday of Yom Kippur and stabbed one person to death.—
KRUTIKA PATHI,
Arkansas Online,
24 Mar. 2026
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Once victims enter their credentials, attackers gain access to their email accounts.—
Kurt Knutsson,
FOXNews.com,
24 Mar. 2026
Cite this Entry
“Aggressor.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/aggressor. Accessed 26 Mar. 2026.
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