Where does “cnofeydd” come from?

cnofeydd (Welsh) comes from Welsh cnofa, from Welsh -fa, from Proto-Celtic magos, from Proto-Indo-European meǵh₂- — big, great; great; big, stour, great.

Ancestry of “cnofeydd”, step by step

cnofeydd traces back through two separate lines of ancestry.

via Welsh cnofa

StepLanguageWordMeaning
1Welshcnofabite, gnawing
2Welsh-faswydd + API → swyddfa; meddyg + API → meddygfa;...
3Proto-Celticmagosplain, field
4Proto-Indo-Europeanmeǵh₂-big, great; great; big, stour, great

via Welsh ydd

StepLanguageWordMeaning
1Welshydd
Every word from Proto-Indo-European meǵh₂-Every word from Welsh -faEvery word from Proto-Celtic magos