Where does “cu” come from?

cu (Galician) comes from Old Portuguese cuu, from Latin cūlus, from Proto-Celtic kūlos, from Proto-Indo-European ḱuH-ló-, from Proto-Indo-European (s)kewH- — to cover, bedeck; cover.

cu (Galician): ass, arse, booty, rear, behind, butt, buttocks;...

Definitions

  1. ass, arse, booty, rear, behind, butt, buttocks;...

Ancestry of “cu”, step by step

cu traces back through two separate lines of ancestry.

via Old Portuguese cuu

StepLanguageWordMeaning
1Old Portuguesecuu
2Latincūlusthe arse, ass
3Proto-Celtickūloscorner
4Proto-Indo-EuropeanḱuH-ló-
5Proto-Indo-European(s)kewH-to cover, bedeck; cover

via Spanish cu

StepLanguageWordMeaning
1SpanishcuName of the letter q

Words derived from “cu

Every word from Proto-Indo-European (s)kewH-Every word from Proto-Indo-European ḱuH-ló-Every word from Proto-Celtic kūlos