AGGRESSOR Synonyms: 26 Similar and Opposite Words

aggressor

noun

ə-ˈgre-sər

Definition of aggressor

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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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of aggressor Simpson says a law-enforcement officer who is from Broward County and was on the other boat was the aggressor. — Larry Seward, Miami Herald, 8 Aug. 2026 There, Williams published a newsletter, The Crusader, to encourage Black people to engage in self-defense rather than nonviolence, whether during civil rights protests or confronting racist aggressors. — Aaron Coy Moulton, The Conversation, 7 Aug. 2026 The conduct of the Ukrainian military has never been seriously contested, and most Americans agree that Moscow is the aggressor and that Kyiv is fighting a just war with important geopolitical consequences. — Dafna H. Rand, Foreign Affairs, 4 Aug. 2026 The two satellites are designed to swap positions as aggressor and target throughout a series of demonstrations playing out over the next few months. — Stephen Clark, ArsTechnica, 30 July 2026 See All Example Sentences for aggressor

Recent Examples of Synonyms for aggressor

Noun

Organisms that survive the Gulf’s high temperatures and salinity may be particularly capable invaders.

— Monica Sanders, Forbes.com, 18 Aug. 2026
Some have advised me and others to get rid of the disgraceful invader rose of Sharon.

— Sheryl De Vore, Chicago Tribune, 17 Aug. 2026

Definition of invader

Noun

The preseason finale against the Atlanta Falcons is days away, roster cuts are next Sunday, and the season opener at the Las Vegas raiders is three weeks away.

— Chris Perkins, Sun Sentinel, 23 Aug. 2026
Though the tomb raiders have been arrested, the total number of robberies is still unclear.

— Rylan DiGiacomo-Rapp, The Orlando Sentinel, 20 Aug. 2026

Definition of raider

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aggressiveness

aggressor

aggressors

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“Aggressor.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/aggressor. Accessed 2 Sep. 2026.

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Synonyms of aggressor

noun

Example Sentences

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