Where does “Ziob” come from?

Ziob (Polish) comes from Polish Ziobro, from Proto-Slavic rebrò, from Proto-Balto-Slavic *rébran, from Proto-Indo-European h₁rebʰ- — to cover, to roof; rib.

Ancestry of “Ziob”, step by step

StepLanguageWordMeaning
1PolishZiobro—
2Proto-Slavicrebròrib
3Proto-Balto-Slavic*rébranrib
4Proto-Indo-Europeanh₁rebʰ-to cover, to roof; rib
Every word from Proto-Indo-European h₁rebʰ- →Every word from Proto-Balto-Slavic *rébran →Every word from Proto-Slavic rebrò →