Where does “keskusvako” come from?

keskusvako (Finnish) comes from Finnish keskus, from Finnish Keski-, from Proto-Finnic keski, from Proto-Finno-Permic keske.

Ancestry of “keskusvako”, step by step

keskusvako traces back through two separate lines of ancestry.

via Finnish keskus

StepLanguageWordMeaning
1Finnishkeskuscentre/center
2FinnishKeski-middle, central; average, mid-, medium
3Proto-Finnickeskimiddle, center
4Proto-Finno-Permickeske—

via Finnish vako

StepLanguageWordMeaning
1Finnishvakofurrow; cleft
2Proto-Finnicvakofurrow
Every word from Proto-Finno-Permic keske →Every word from Finnish Keski- →Every word from Finnish keskus →