Where does “эр-” come from?

эр- (Erzya) comes from Proto-Uralic irkä.

Ancestry of “эр-”, step by step

эр- traces back through two separate lines of ancestry.

via Proto-Uralic irkä

StepLanguageWordMeaning
1Proto-Uralicirkä

via Proto-Indo-Iranian Áryas

StepLanguageWordMeaning
1Proto-Indo-IranianÁryasautonymic ethnonym of the respective...
Every word from Proto-Uralic irkä