Where does “fiducialis” come from?

fiducialis (Latin) comes from Latin fīdūcia, from Latin fīdō, from Proto-Italic feiðō, from Proto-Indo-European bʰéydʰeti, from Proto-Indo-European bʰeydʰ- — to compel, force; to trust.

Ancestry of “fiducialis”, step by step

StepLanguageWordMeaning
1Latinfīdūciatrust, confidence, assurance, reliance
2Latinfīdōto trust, put confidence in
3Proto-Italicfeiðōto trust
4Proto-Indo-Europeanbʰéydʰetito trust
5Proto-Indo-Europeanbʰeydʰ-to compel, force; to trust

Words derived from “fiducialis”

Every word from Proto-Indo-European bʰeydʰ- →Every word from Proto-Indo-European bʰéydʰeti →Every word from Proto-Italic feiðō →