The story
- Proto-Indo-European*h₂éd
- Proto-Italic*ad
- Proto-Italic*ad-
- Latinad-
- Old Frencha-
- Proto-Indo-European*stegʰ-
- Proto-Indo-European*stogʰō?
- Proto-Germanic*stakô
- Old Frenchestache
- Old Frenchestachier
- Old Frenchatachier
- Middle Englishattachen
- Englishattach
- English todayattachable
Etymology from Wiktionary, CC BY-SA 4.0.