Where does “robiwać” come from?

robiwać (Polish) comes from Polish robić, from Proto-Slavic orbiti, from Proto-Slavic orbъ, from Proto-Indo-European h₃órbʰos, from Proto-Indo-European h₃erbʰ- — to change allegiance, status, ownership;...

Ancestry of “robiwać”, step by step

StepLanguageWordMeaning
1Polishrobićto make; to do; to act, to work
2Proto-Slavicorbitito do, to work
3Proto-Slavicorbъservant, slave
4Proto-Indo-Europeanh₃órbʰosorphan; servant, slave, worker
5Proto-Indo-Europeanh₃erbʰ-to change allegiance, status, ownership;...
Every word from Proto-Indo-European h₃erbʰ- →Every word from Proto-Indo-European h₃órbʰos →Every word from Proto-Slavic orbъ →