The story
- Proto-Indo-European*h₁lengʷʰ-
- Proto-Indo-European*h₁léngʰus
- Proto-Italic*breɣʷisinflu.
- Proto-Italic*leɣʷis
- Latinlevis
- Latinlevō
- Vulgar Latin*levāmen
- Old Frenchlevain
- Middle Englishlevayn
- Englishleaven
- Proto-Indo-European*lewh₁-
- Proto-Indo-European*lewHs-
- Proto-Germanic*leusaną
- Proto-Germanic*lausaz
- English todayleavenless
Etymology from Wiktionary, CC BY-SA 4.0.