Where does “dearfa” come from?

dearfa (Irish) comes from Irish dearbh, from Old Irish derb, from Proto-Celtic derwos, from Proto-Indo-European drewh₂-, from Proto-Indo-European dóru, from Proto-Indo-European drew- — hard, firm, strong, solid; hard, fast; tree.

dearfa (Irish): attested, proved; sure, certain

Definitions

  1. attested, proved; sure, certain

Ancestry of “dearfa”, step by step

StepLanguageWordMeaning
1Irishdearbhsure, certain
2Old Irishderbsure, certain, fixed, determinate
3Proto-Celticderwosfirm
4Proto-Indo-Europeandrewh₂-steady, firm
5Proto-Indo-Europeandórutree
6Proto-Indo-Europeandrew-hard, firm, strong, solid; hard, fast; tree

Words derived from “dearfa”

Every word from Proto-Indo-European drew- →