The story
- Proto-West Germanic · inherited from*skuldrublad
- Old English · inherited from*sċuldorblæd
- Middle English · inherited fromschuldre blad
- English todayshoulder blade
From Middle English schuldre blad, from Old English *sċuldorblæd, from Proto-West Germanic *skuldrublad.
Etymology from Wiktionary, CC BY-SA 4.0.