From Old Irish Érinn, dative and accusative case of Ériu (“Ireland”), from Proto-Celtic *ɸīweryū, from Proto-Indo-European *piHweryon-, likely related to Proto-Indo-European *piHwer- (“fat”).
Nerin f (genitive ny hErin)
- T'eh kiart er jeet veih Nerin. He has just come from Ireland.
- Va mee ayns Nerin fey ny boiraghyn. I was in Ireland during the troubles.
- Verr yn baase er ayns Nerin. He met his doom in Ireland.