Where does “formus” come from?
formus (Latin) comes from Proto-Italic formos, from Proto-Indo-European gʷʰermós, from Proto-Indo-European gʷʰer-, from Proto-Indo-European gʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr.
formus (Latin): warm
Ancestry of “formus”, step by step