Where does “koumoul” come from?

koumoul (Breton) comes from Proto-Brythonic kuml, from Latin cumulus, from Proto-Indo-European ku-m-olo, from Proto-Indo-European ḱewh₁- — to swell; to be strong.

koumoul (Breton): clouds

Definitions

  1. clouds

Ancestry of “koumoul”, step by step

StepLanguageWordMeaning
1Proto-Brythonickumlcloud
2Latincumulusheap, pile; surplus; summit
3Proto-Indo-Europeanku-m-olo—
4Proto-Indo-Europeanḱewh₁-to swell; to be strong
Every word from Proto-Indo-European ḱewh₁- →Every word from Proto-Indo-European ku-m-olo →Every word from Latin cumulus →