Where does “dewin” come from?

dewin (Middle Welsh) comes from Proto-Brythonic *dewin, from Vulgar Latin *devīnus, from Latin dīvīnus, from Latin dīvus, from Old Latin deivos, from Proto-Italic deiwos, from Proto-Indo-European deywós, from Proto-Indo-European dyew- — to be bright; sky, heaven.

Ancestry of “dewin”, step by step

StepLanguageWordMeaning
1Proto-Brythonic*dewin
2Vulgar Latin*devīnus
3Latindīvīnusdivine, of a deity, superhuman, supernatural
4Latindīvusof or belonging to a deity; divine
5Old Latindeivosgod, deity
6Proto-Italicdeiwosgod, deity
7Proto-Indo-Europeandeywósgod
8Proto-Indo-Europeandyew-to be bright; sky, heaven

Words derived from “dewin

Every word from Proto-Indo-European dyew-Every word from Proto-Indo-European deywósEvery word from Proto-Italic deiwos