auld (Scots) comes from Old English eald, from Old English feld, from Proto-West Germanic felþu, from Proto-Germanic felþuz, from Proto-Indo-European pelh₂-, from Proto-Indo-European pel- — to cover, to wrap; skin, hide, cloth; to fold.
auld (Scots): old
Definitions
old
Ancestry of “auld”, step by step
auld traces back through two separate lines of ancestry.