Where does “affiance” come from?
affiance (Middle French) comes from Middle French affier, from Old French afier, from Late Latin affidare, from Vulgar Latin fidare, from Latin fīdō, from Proto-Italic feiðō, from Proto-Indo-European bʰéydʰeti, from Proto-Indo-European bʰeydʰ- — to compel, force; to trust.
Ancestry of “affiance”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Middle French | affier | to promise; to assure; to guarantee |
| 2 | Old French | afier | to promise; to swear |
| 3 | Late Latin | affidare | present active infinitive of affīdō;... |
| 4 | Vulgar Latin | fidare | — |
| 5 | Latin | fīdō | — |
| 6 | Proto-Italic | feiðō | to trust |
| 7 | Proto-Indo-European | bʰéydʰeti | to trust |
| 8 | Proto-Indo-European | bʰeydʰ- | to compel, force; to trust |