Where does “dewdros” come from?

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

dewdros (Cornish): dual of troos

Definitions

  1. dual of troos

Ancestry of “dewdros”, step by step

dewdros traces back through two separate lines of ancestry.

via Cornish dew

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

via Cornish troos

StepLanguageWordMeaning
1Cornishtroosfoot
2Proto-Celtictregessfoot
3Proto-Indo-Europeantregʰ-to drag, pull?; to run, walk
4Proto-Indo-Europeandʰregʰ-to run
Every word from Proto-Indo-European dwóh₁ →Every word from Proto-Celtic *duwo →Every word from Proto-Brythonic *dow →