Etymology Explorer › Latin

Where does “infidelitas” come from?

infidelitas (Latin) comes 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.

infidelitas (Latin): unfaithfulness, faithlessness, infidelity

Definitions

  1. unfaithfulness, faithlessness, infidelity

Ancestry of “infidelitas”, step by step

StepLanguageWordMeaning
1Latinīnfidēlis—
2Latinfidēlis—
3Latinfidēs—
4Proto-Italicfeiðosfaithful, reliable
5Proto-Indo-Europeanbʰeydʰos—
6Proto-Indo-Europeanbʰeydʰ-to compel, force; to trust

Words derived from “infidelitas”

  • infidelity
  • infidelitatem
  • infedeltà
  • infidélité
  • infidelitat
  • infidélité
Every word from Proto-Indo-European bʰeydʰ- →