Where does “grugyar” come from?

grugyar (Cornish) comes from Welsh grug, from Middle Welsh gwrug, from Proto-Brythonic gwrʉg, from Proto-Celtic wroikos — heather.

grugyar (Cornish): grouse

Definitions

  1. grouse

Ancestry of “grugyar”, step by step

grugyar traces back through two separate lines of ancestry.

via Welsh grug

StepLanguageWordMeaning
1Welshgrugheather
2Middle Welshgwrug
3Proto-Brythonicgwrʉgheather
4Proto-Celticwroikosheather

via Cornish yar

StepLanguageWordMeaning
1Cornishyarchicken, hen
2Old Cornishyarchicken, hen
3Proto-Celticyarāhen, chicken

Words derived from “grugyar

Every word from Proto-Celtic wroikos