Where does “dad-” come from?

dad- (Welsh) comes from Proto-Celtic do-, from Proto-Brythonic ate-, from Proto-Celtic ati-, from Proto-Indo-European éti, from Proto-Indo-European h₁é, from Proto-Indo-European ǵʰe — Postpositional intensifying particle: indeed, at any rate, in fact.

dad- (Welsh): undo, un-, dis

Definitions

  1. undo, un-, dis

Ancestry of “dad-”, step by step

StepLanguageWordMeaning
1Proto-Celticdo-—
2Proto-Brythonicate-—
3Proto-Celticati-re-, again, second, further
4Proto-Indo-Europeanétibeyond; over
5Proto-Indo-Europeanh₁éand, then
6Proto-Indo-EuropeanǵʰePostpositional intensifying particle: indeed, at any rate, in fact

Words derived from “dad-”

Every word from Proto-Indo-European ǵʰe →Every word from Proto-Indo-European h₁é →Every word from Proto-Indo-European éti →