The story
- Proto-Germanic*skabbaz
- Proto-West Germanic*skabb
- Old Englishsċeabb
- Middle Englishschabbe /shabbe
- Englishshab
- English todayshabby
The adjective is derived from shab (“(obsolete except UK, dialectal) scaly skin disease; skin disease of sheep; crust forming over wound, scab”) + -y (suffix meaning ‘having the quality of’ forming adjectives). The verb is derived from the adjective. Cognates * Dutch schabbig (“poor, needy, shabby”) * Middle High German schebic (modern German schäbig (“shabby”)) * Middle Low German schabbich (“miserable”) (modern Low German schabbig, schäbbig) * Scots shabby (“in poor health, ill”) * Swedish sjabbig (“shabby, mangy, scruffy”), skabbig (“scabby”)
Etymology from Wiktionary, CC BY-SA 4.0.