Where does “porausvaunu” come from?

porausvaunu (Finnish) comes from Finnish poraus, from Finnish porata, from Finnish pora, from Swedish borr, from Old Norse bǫrr, from Proto-Germanic barwaz, from Proto-Indo-European bʰorwos, from Proto-Indo-European bʰor- — to hum, buzz; coniferous forest; to protrude;...

Ancestry of “porausvaunu”, step by step

porausvaunu traces back through two separate lines of ancestry.

via Finnish poraus

StepLanguageWordMeaning
1Finnishporausdrilling; crying
2Finnishporatato drill, bore; to bore out; to wallbang
3Finnishporadrill
4Swedishborrdrill
5Old Norsebǫrrman; a kind of tree
6Proto-Germanicbarwazconiferous forest; pinewood; wood; grove
7Proto-Indo-Europeanbʰorwos
8Proto-Indo-Europeanbʰor-to hum, buzz; coniferous forest; to protrude;...

via Finnish vaunu

StepLanguageWordMeaning
1Finnishvaunuwagon, coach, stagecoach; wagon, car, carriage;...
2Old Swedishvaghnwagon, cart
3Old Norsevagncart
4Proto-Germanicwagnazcart, wagon
5Proto-Indo-Europeanwoǵʰnoswagon, primitive carriage
6Proto-Indo-Europeanweǵʰ-to bring; to transport
Every word from Proto-Indo-European bʰor-Every word from Proto-Indo-European bʰorwosEvery word from Proto-Germanic barwaz