Where does “jenž” come from?

jenž (Czech) comes from Old Czech [[jen, from Proto-Slavic *jь že — who (relative pronoun).

jenž (Czech): who, which, that

Definitions

  1. who, which, that

Ancestry of “jenž”, step by step

StepLanguageWordMeaning
1Old Czech[[jen—
2Proto-Slavic*jь žewho (relative pronoun)
Every word from Proto-Slavic *jь že →Every word from Old Czech [[jen →
jenž — Etymology, Origin & Word History | Etymology Explorer