The story
- Proto-Indo-European*h₂ent-
- Proto-Indo-European*h₂énts
- Proto-Indo-European*h₂énti
- Ancient Greekᾰ̓ντῐ́ (ăntĭ́)
- Ancient Greekἀντι- (anti-)
- Englishanti-
- Englishant-
- Ancient Greekἕλμῐνς (hélmĭns)
- Englishhelminth
- Englishanthelmintic
- Proto-Indo-European*h₂el-
- Proto-Indo-European*h₂élisder.?
- Proto-Indo-European*leyg-
- Proto-Germanic*līką
- English todayanthelmintically
From anthelmintic + -ally.
Etymology from Wiktionary, CC BY-SA 4.0.