The story
- Proto-Indo-European*h₁én
- Proto-Indo-European*h₁n̥tér
- Proto-Italic*n̥ter
- Latininter
- Latininter-
- Englishinter-
- Proto-Germanic*badją
- Proto-West Germanic*badi
- Old Englishbedd
- Middle Englishbed
- Englishbed
- English todayinterbed
Etymology from Wiktionary, CC BY-SA 4.0.