Where does “dewufern” come from?

dewufern (Cornish) comes from Cornish dew, from Proto-Brythonic *dow, from Proto-Celtic *duwo, from Proto-Indo-European dwóh₁ — two.

dewufern (Cornish): dual of ufern

Definitions

  1. dual of ufern

Ancestry of “dewufern”, step by step

dewufern traces back through two separate lines of ancestry.

via Cornish dew

StepLanguageWordMeaning
1Cornishdewtwo
2Proto-Brythonic*dowtwo
3Proto-Celtic*duwotwo
4Proto-Indo-Europeandwóh₁two

via Cornish ufern

StepLanguageWordMeaning
1Cornishufernankle
Every word from Proto-Indo-European dwóh₁ →Every word from Proto-Celtic *duwo →Every word from Proto-Brythonic *dow →
dewufern — Etymology, Origin & Word History | Etymology Explorer