Where does “infidelment” come from?
infidelment (Catalan) comes from Catalan infidel, 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.
infidelment (Catalan): unfaithfully
Ancestry of “infidelment”, step by step