Synonyms of aggressor

aggressor

noun

ə-ˈgre-sər 

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

Synonyms & Similar Words

• invader
• raider
• attacker
• assailant
• militant
• instigator
• initiator
• plunderer
• combatant
• ambusher
• belligerent
• hawk
• pillager
• warmonger
• militarist
• jingoist
• war hawk
• ambuscader
• forayer
• cobelligerent
• jingo

Antonyms & Near Antonyms

• defender
• pacifist
• peacemaker
• dove
• nonbelligerent

Example Sentences

Recent Examples of aggressor

If applied with discipline and a constructive spirit, such an approach could plausibly help the United States hold the Eurasian aggressors at bay. —Hal Brands, Foreign Affairs, 25 Feb. 2025

The original draft resolution did not call Russia the aggressor in the war or acknowledge Ukraine’s territorial integrity. —Daria Tarasova-Markina, CNN, 24 Feb. 2025

Who believes that Montenegro, North Macedonia, Finland or Sweden (the latest NATO members) are in the calculus of any would-be aggressor against the United States? —Bruce Fein, Baltimore Sun, 13 Feb. 2025

Valencia also stated that the aggressor or aggressors will be banned from the team’s stadium if they are identified as members of the club. —Sam Joseph, The Athletic, 17 Feb. 2025