Where does “arbeterska” come from?

arbeterska (Swedish) comes from Swedish arbeta, from Old Swedish arbeida, from Middle Low German arbeiden, from Old Saxon arvēdian, from Proto-Germanic arbaidijaną, from Proto-Indo-European h₃órbʰos, from Proto-Indo-European h₃erbʰ- — to change allegiance, status, ownership;...

Ancestry of “arbeterska”, step by step

StepLanguageWordMeaning
1Swedisharbetato work, to be employed to do; to work; to do a...
2Old Swedisharbeida
3Middle Low Germanarbeidento work
4Old Saxonarvēdianto offer
5Proto-Germanicarbaidijanąto work
6Proto-Indo-Europeanh₃órbʰosorphan; servant, slave, worker
7Proto-Indo-Europeanh₃erbʰ-to change allegiance, status, ownership;...
Every word from Proto-Indo-European h₃erbʰ-Every word from Proto-Indo-European h₃órbʰosEvery word from Proto-Germanic arbaidijaną