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

Although their offense isn't the caliber of France and Norway, Belgium is talented and should be the aggressor in this match. — David Troy Outkick, FOXNews.com, 1 July 2026

But the show still makes its point that the world of this play has narcissistic aggressors and flailing victims, and those who fall into both of those categories. — Chris Jones, Chicago Tribune, 26 June 2026

When sacred places are bombed, when clergy are silenced, when believers are tortured, when religious freedom is crushed, the aggressor attempts to extinguish the living conscience of a nation. — Mark Temnycky, Forbes.com, 25 June 2026

One of them was a decision taken in March, 2025, to block most or all of the aid, and that actually gave Hamas and Israel’s aggressors a lot of power, because, for several months, there was almost no food going into Gaza. — Isaac Chotiner, New Yorker, 22 June 2026