Where does “infidèlement” come from?
infidèlement (French) comes from French infidèle, from Latin īnfidēlis, from Latin fidēlis, from Latin fidēs, from Proto-Italic feiðos, from Proto-Indo-European bʰeydʰos, from Proto-Indo-European bʰeydʰ- — to compel, force; to trust.
infidèlement (French): unfaithfully
Ancestry of “infidèlement”, step by step