Where does “cúis” come from?

cúis (Irish) comes from Middle Irish cúis, from Old Irish caus, from Latin causa, from Old Latin caussa, from Proto-Indo-European kawd-teh₂.

cúis (Irish): cause, reason, source; cause; case

Definitions

  1. cause, reason, source; cause; case

Ancestry of “cúis”, step by step

StepLanguageWordMeaning
1Middle Irishcúis
2Old Irishcaus
3Latincausacause, reason; case, claim, contention; motive,...
4Old Latincaussacause, reason, purpose; case, claim; Archaic form...
5Proto-Indo-Europeankawd-teh₂

Words derived from “cúis

Every word from Proto-Indo-European kawd-teh₂Every word from Old Latin caussaEvery word from Latin causa
cúis — Etymology, Origin & Word History | Etymology Explorer