Where does “infidélité” come from?
infidélité (Middle French) comes from Latin infidelitas, 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.
Ancestry of “infidélité”, step by step
Words derived from “infidélité”