Where does “нупоньчей” come from?

нупоньчей (Erzya) comes from Russian чей, from Old East Slavic чьи, from Proto-Slavic čьjь, from Proto-Balto-Slavic *kijas.

нупоньчей (Erzya): swamp

Definitions

  1. swamp

Ancestry of “нупоньчей”, step by step

нупоньчей traces back through two separate lines of ancestry.

via Russian чей

StepLanguageWordMeaning
1Russianчейwhose; anyone's
2Old East Slavicчьиwhose
3Proto-Slavicčьjьwhose
4Proto-Balto-Slavic*kijas

via Erzya нупонь

StepLanguageWordMeaning
1Erzyaнупоньmoss
Every word from Proto-Balto-Slavic *kijasEvery word from Proto-Slavic čьjьEvery word from Old East Slavic чьи
нупоньчей — Etymology, Origin & Word History | Etymology Explorer