Where does “quoi” come from?

quoi (Latin) comes from Latin qui, from Old Latin quei, from Proto-Italic kʷoi, from Proto-Indo-European kʷós — who.

quoi (Latin): dative singular masculine of quī; dative singular...

Definitions

  1. dative singular masculine of quī; dative singular...

Ancestry of “quoi”, step by step

StepLanguageWordMeaning
1Latinquiwho, that, which; anyone, any; who, what, which
2Old Latinqueiwho, what, that, which
3Proto-Italickʷoiwho, what
4Proto-Indo-Europeankʷóswho
Every word from Proto-Indo-European kʷós →Every word from Proto-Italic kʷoi →Every word from Old Latin quei →