Where does “din” come from?

din (Old Welsh) comes from Proto-Brythonic *din, from Proto-Celtic dūnom, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.

Ancestry of “din”, step by step

StepLanguageWordMeaning
1Proto-Brythonic*dina hill, fortified hill, fort
2Proto-Celticdūnomstronghold, rampart
3Proto-Indo-Europeandʰewh₂-smoke; mist, haze

Words derived from “din”

Every word from Proto-Indo-European dʰewh₂- →Every word from Proto-Celtic dūnom →Every word from Proto-Brythonic *din →