Where does “Donal” come from?

Donal (Manx) comes from Old Irish Domnall, from Proto-Celtic Dubnowalos, from Proto-Celtic dubnos, from Proto-Indo-European dʰewbʰ-, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.

Ancestry of “Donal”, step by step

StepLanguageWordMeaning
1Old IrishDomnall
2Proto-CelticDubnowalosprince/chief of the world; prince / chief of the...
3Proto-Celticdubnosdeep; world
4Proto-Indo-Europeandʰewbʰ-deep
5Proto-Indo-Europeandʰewh₂-smoke; mist, haze
Every word from Proto-Indo-European dʰewh₂-Every word from Proto-Indo-European dʰewbʰ-Every word from Proto-Celtic dubnos