The story
- Proto-Indo-European*né
- Proto-Indo-European*n̥-
- Proto-Italic*n̥-
- Latinin-
- Middle Englishin-
- Englishin-
- Proto-Indo-European*h₂éd
- Proto-Italic*ad
- Proto-Italic*ad-
- Latinad-
- Latinhaereō
- Latinadhaereō
- Latinadhaerēns
- Medieval Latinadhaerentia
- Middle Frenchadhérence
- Englishadherence
- English todayinadherence
Etymology from Wiktionary, CC BY-SA 4.0.