Where does “quoi” come from?

quoi (Manx) comes from Old Irish cía, from Proto-Celtic *kʷei, from Proto-Indo-European *kʷís.

quoi (Manx): (interrogative) who?

Definitions

  1. (interrogative) who?

Ancestry of “quoi”, step by step

StepLanguageWordMeaning
1Old Irishcíawho? what?; whoever, whatever; whatever
2Proto-Celtic*kʷeiwho
3Proto-Indo-European*kʷís—
Every word from Proto-Indo-European *kʷís →Every word from Proto-Celtic *kʷei →Every word from Old Irish cía →