Where does “cui” come from?

cui (Sicilian) comes from Latin quis, from Proto-Italic kʷis, from Proto-Indo-European *kʷís.

cui (Sicilian): who, whom

Definitions

  1. who, whom

Ancestry of “cui”, step by step

StepLanguageWordMeaning
1Latinquiswho, what; how, why; someone, something, anyone,...
2Proto-Italickʷiswho, what
3Proto-Indo-European*kʷís—

Words derived from “cui”

Every word from Proto-Indo-European *kʷís →Every word from Proto-Italic kʷis →Every word from Latin quis →