Where does “истии” come from?

истии (Yakut) comes from Russian щи, from Proto-Slavic (j)ešče, from Proto-Indo-European *h₁esk(ʷ)e(h₁).

истии (Yakut): shchi

Definitions

  1. shchi

Ancestry of “истии”, step by step

StepLanguageWordMeaning
1RussianщиAPI •  f inan pl or m inan pl <br>; shchi; face,...
2Proto-Slavic(j)eščestill, yet
3Proto-Indo-European*h₁esk(ʷ)e(h₁)—
Every word from Proto-Indo-European *h₁esk(ʷ)e(h₁) →Every word from Proto-Slavic (j)ešče →Every word from Russian щи →