The story
- Proto-Indo-European*h₁n̥dóm
- Proto-Hellenic*éndon
- Ancient Greekἔνδον (éndon)
- Englishendo-
- Proto-Indo-European*leb-
- Proto-Indo-European*l̥b-yóm
- Proto-Italic*labjom
- Latinlabium
- Proto-Indo-European*h₂el-
- Proto-Indo-European*h₂élisder.?
- Medieval Latinlabiālis
- Englishlabial
- English todayendolabial
Etymology from Wiktionary, CC BY-SA 4.0.