The story
- Proto-Indo-European*h₁én
- Proto-Indo-European*h₁n̥tér
- Proto-Italic*n̥ter
- Latininter
- Latininter-
- Englishinter-
- Proto-Indo-European*bʰeg-
- Proto-Germanic*bankiz
- Proto-West Germanic*banki
- Lombardicbank
- Italianbanca
- Middle Frenchbanque
- Englishbank
- English todayinterbank
Etymology from Wiktionary, CC BY-SA 4.0.