The story
- Proto-Indo-European*bʰeg-
- Proto-Germanic*bankiz
- Proto-West Germanic*banki
- Lombardicbank
- Italianbanca
- Italianbanchetta
- Frenchbanquette
- English todaybanquette
Borrowed from French banquette, the diminutive form of banc; by surface analysis, bank + -ette.
Etymology from Wiktionary, CC BY-SA 4.0.