The story
- Proto-Indo-European*h₂eḱ-
- Proto-Indo-European*h₂eḱéh₁yeti
- Proto-Italic*akēō
- Latinaceō
- Ancient Greekῡ̔́λη (hū́lē)
- Englishacyl
- Englishethanolamide
- English todayacylethanolamide
From acyl + ethanolamide.
Etymology from Wiktionary, CC BY-SA 4.0.