Where does “affidávit” come from?

affidávit (Spanish) comes from Latin affidavit, from Latin affido, from Latin ad-, from Latin īn-, from Latin în, from Latin en, from Proto-Italic en, from Proto-Indo-European h₁én — in.

Ancestry of “affidávit”, step by step

affidávit traces back through two separate lines of ancestry.

via Latin affidavit

StepLanguageWordMeaning
1Latinaffidavitthird-person singular perfect active indicative...
2LatinaffidoI swear, I promise fidelity
3Latinad-to; usually prefixed to verbs, in which cases it...
4Latinīn-un-, non-, not
5Latinînin, at, on, upon, from (space)
6Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
7Proto-Italicenin
8Proto-Indo-Europeanh₁énin

via Medieval Latin affidavit

StepLanguageWordMeaning
1Medieval Latinaffidavithe has sworn; third-person singular perfect...

Words derived from “affidávit

Every word from Proto-Indo-European h₁énEvery word from Latin īn-Every word from Latin ad-