The story
- Proto-Indo-European*h₂ews-
- Proto-Indo-European*h₂ewsér
- Proto-Hellenic*auhḗr
- Ancient Greekᾱ̓ήρ (āḗr)
- Latināēr
- Old Frenchair
- Middle Englishaire
- Englishair
- Proto-Germanic*krafjaną
- Proto-Germanic*kraftuz
- Proto-West Germanic*kraftu
- Old Englishcræft
- Middle Englishcraft
- Englishcraft
- English todayaircraft
Etymology from Wiktionary, CC BY-SA 4.0.