The story
- Proto-Indo-European*h₂ent-
- Proto-Indo-European*h₂énts
- Proto-Indo-European*h₂énti
- Ancient Greekᾰ̓ντῐ́ (ăntĭ́)
- Ancient Greekἀντι- (anti-)
- Englishanti-
- Proto-Indo-European*h₂éd
- Proto-Italic*ad
- Proto-Italic*ad-
- Latinad-
- Proto-Indo-European*gʰredʰ-
- Latingradior
- Latinaggredior
- Latinaggressu
- Englishaggress
- Englishaggressive
- English todayantiaggressive
From anti- + aggressive.
Etymology from Wiktionary, CC BY-SA 4.0.