The story
- Proto-Indo-European*né
- Proto-Indo-European*n̥-
- Proto-Hellenic*ə-
- Ancient Greekᾰ̓- (ă-)
- Ancient Greekἀν- (an-)
- Englishan-
- Proto-Indo-European*h₂eḱ-der.?
- Ancient Greekὀξύς (oxús)
- Proto-Indo-European*ǵenh₁-
- Proto-Indo-European*ǵénh₁os
- Proto-Hellenic*génos
- Ancient Greekγένος (génos)
- Frenchoxygène
- Englishoxygen
- English todayanoxic
Etymology from Wiktionary, CC BY-SA 4.0.