Where does “arth gwynn” come from?

arth gwynn (Cornish) comes from Cornish gwynn, from Old Cornish guyn, from Proto-Brythonic gwɨnn, from Proto-Celtic windos, from Proto-Indo-European windo-, from Proto-Indo-European weyd- — to see.

arth gwynn (Cornish): polar bear (Ursus maritimus)

Definitions

  1. polar bear (Ursus maritimus)

Ancestry of “arth gwynn”, step by step

arth gwynn traces back through two separate lines of ancestry.

via Cornish gwynn

StepLanguageWordMeaning
1Cornishgwynnwhite; fair; blessed
2Old Cornishguyn—
3Proto-Brythonicgwɨnnwhite
4Proto-Celticwindoswhite
5Proto-Indo-Europeanwindo-—
6Proto-Indo-Europeanweyd-to see

via Cornish arth

StepLanguageWordMeaning
1Cornisharthbear
2Proto-Brythonicarθbear
3Proto-Celticartosbear
4Ancient Greekἄρτοςa cake or loaf of wheat bread; bread
Every word from Proto-Indo-European weyd- →Every word from Proto-Indo-European windo- →Every word from Proto-Celtic windos →