The story
- Proto-Germanic*skabbaz
- Proto-West Germanic*skabb
- Old Englishsċeabb
- Middle Englishschabbe /shabbe
- English todayshab
From Middle English schabbe, shabbe, from Old English sċeabb, from Proto-West Germanic *skabb, from Proto-Germanic *skabbaz. Doublet of scab.
Etymology from Wiktionary, CC BY-SA 4.0.