Where does “dà-” come from?

dà- (Scottish Gaelic) comes from Scottish Gaelic dà, from Old Irish dá, from Proto-Celtic dwau, from Proto-Brythonic dọw, from Proto-Celtic *duwo, from Proto-Indo-European dwóh₁ — two.

dà- (Scottish Gaelic): bi-, di-, two-

Definitions

  1. bi-, di-, two-

Ancestry of “dà-”, step by step

StepLanguageWordMeaning
1Scottish Gaelicdàtwo
2Old Irishdátwo
3Proto-Celticdwautwo
4Proto-Brythonicdọwtwo
5Proto-Celtic*duwotwo
6Proto-Indo-Europeandwóh₁two

Words derived from “dà-”

Every word from Proto-Indo-European dwóh₁ →Every word from Proto-Celtic *duwo →Every word from Proto-Brythonic dọw →