Where does “escalfar” come from?
escalfar (Occitan) comes from Old Occitan escalfar, from Vulgar Latin *excalfāre, from Latin excalfaciō, from Latin calfaciō, from Latin calefaciō, from Latin faciō, from Latin -torium, from Latin -tōrius.
escalfar (Occitan): to heat; to warm up
Ancestry of “escalfar”, step by step