The story
- Proto-Indo-European*h₂ew
- Proto-Indo-European*tó-
- Proto-Hellenic*autós
- Proto-Indo-European*h₂ew
- Ancient Greekαὖ (aû)
- Ancient Greekτόν (tón)
- Ancient Greekαὐτός (autós)
- Ancient Greekαὐτο- (auto-)
- Englishauto-
- Proto-Indo-European*ḱe?
- Proto-Indo-European*ḱóm
- Proto-Italic*kom
- Proto-Italic*kom-
- Latincon-
- Proto-Indo-European*upó
- Proto-Italic*supo
- Latinsub
- Latinsub-
- Proto-Indo-European*h₁em-
- Proto-Indo-European*h₁émeti
- Proto-Italic*emō
- Latinemō
- Latinsūmō
- Latincōnsūmō
- Latincōnsūmptiō
- Old Frenchconsumpcion
- Middle Englishconsumpcioun
- Englishconsumption
- English todayautoconsumption
From auto- + consumption.
Etymology from Wiktionary, CC BY-SA 4.0.