Where does “jь” come from?

jь (Proto-Slavic) comes from Proto-Balto-Slavic iś, from Old Polish ić, from Proto-Slavic jьti, from Proto-Balto-Slavic eitei, from Proto-Indo-European h₁éyti, from Proto-Indo-European h₁ey- — to go.

jь (Proto-Slavic): this; he

Definitions

  1. this; he

Ancestry of “jь”, step by step

jь traces back through 3 separate lines of ancestry.

via Proto-Balto-Slavic iś

StepLanguageWordMeaning
1Proto-Balto-Slaviciśthis
2Old Polishićto go
3Proto-Slavicjьtito go
4Proto-Balto-Slaviceiteito go
5Proto-Indo-Europeanh₁éytito go, to be going
6Proto-Indo-Europeanh₁ey-to go

via Proto-Indo-European éy

StepLanguageWordMeaning
1Proto-Indo-Europeanéythe; demonstrative pronoun; this one, he
2Proto-Indo-Europeanh₁e-—

via Proto-Slavic ka

StepLanguageWordMeaning
1Proto-Slavicka—
2Proto-Indo-Europeankʷi-interrogative base

Words derived from “jь”

Every word from Proto-Indo-European h₁ey- →Every word from Proto-Indo-European h₁éyti →Every word from Proto-Balto-Slavic eitei →