Where does “costumne” come from?
costumne (Old Spanish) comes from Latin cōnsuētūdinem, from Latin cōnsuēscō, from Latin suēscō, from Proto-Indo-European swe-dʰh₁-sk-, from Proto-Indo-European dʰeh₁- — to do, put, place.
Ancestry of “costumne”, step by step
Words derived from “costumne”