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
Even the country’s most liberal-leaning strategists, previously less critical of U.S. policy, now label Washington the aggressor and advocate for tougher measures to counter U.S. economic and foreign policy pressure.
—
Tong Zhao, Foreign Affairs, 2 May 2025
Albert noted to 10 WBNS that aggressors can often find out information about a victim through public records.
—Lesley Cosme Torres, People.com, 2 May 2025
Ukraine and its European allies fear Trump will compromise too much with Putin to end the war as soon as possible instead of applying maximum pressure on Russia, the instigator and aggressor.
—Josh Hammer, MSNBC Newsweek, 15 Apr. 2025
When autocrats violate sovereignty, America’s response is to aid the autocrats by deporting their victims rather than sanctioning the aggressors overseas.
—Andy J. Semotiuk, Forbes.com, 14 Apr. 2025
See All Example Sentences for aggressor
Tong Zhao, Foreign Affairs, 2 May 2025
Albert noted to 10 WBNS that aggressors can often find out information about a victim through public records.
—Lesley Cosme Torres, People.com, 2 May 2025
Ukraine and its European allies fear Trump will compromise too much with Putin to end the war as soon as possible instead of applying maximum pressure on Russia, the instigator and aggressor.
—Josh Hammer, MSNBC Newsweek, 15 Apr. 2025
When autocrats violate sovereignty, America’s response is to aid the autocrats by deporting their victims rather than sanctioning the aggressors overseas.
—Andy J. Semotiuk, Forbes.com, 14 Apr. 2025
See All Example Sentences for aggressor
Recent Examples of Synonyms for aggressor
raider
Noun
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The second trailer for the anthology story centers on a Viking raider guiding her young son on a bloody quest for revenge.—
Etan Vlessing,
HollywoodReporter,
20 May 2025
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This anthology film tells of three fierce human warriors – a vengeful Viking raider, a ninja in feudal Japan and an Allied pilot in World War II – who face off against a deadly alien hunter with otherworldly weaponry and a mean streak.—
Brian Truitt,
USA Today,
13 May 2025
Cite this Entry
“Aggressor.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/aggressor. Accessed 2 Jun. 2025.
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