Where does “autopurkaamo” come from?

autopurkaamo (Finnish) comes from Finnish auto, from Finnish automobiili, from French automobile, from French auto-, from Ancient Greek αὐτο-, from Ancient Greek αὐτός, from Proto-Indo-European h₂ew, from Proto-Indo-European ǵʰe — Postpositional intensifying particle: indeed, at any rate, in fact.

Ancestry of “autopurkaamo”, step by step

autopurkaamo traces back through two separate lines of ancestry.

via Finnish auto

StepLanguageWordMeaning
1Finnishautocar, automobile
2Finnishautomobiiliautomobile, car
3Frenchautomobileautomotive; automobile
4Frenchauto-auto- regarding oneself
5Ancient Greekαὐτο-self-
6Ancient Greekαὐτόςαὐτή f, αὐτό n; "first/second declension";...
7Proto-Indo-Europeanh₂ewaway from, off; again
8Proto-Indo-EuropeanǵʰePostpositional intensifying particle: indeed, at any rate, in fact

via Finnish purkaamo

StepLanguageWordMeaning
1Finnishpurkaamo
2Finnishpurkaato dismantle, dissemble, take apart, disassemble,...
3Proto-Finnicpurkadakto dismantle, to take apart
4Proto-Finno-Permicpurka-
Every word from Proto-Indo-European ǵʰeEvery word from Proto-Indo-European h₂ewEvery word from Ancient Greek αὐτός