Where does “keskinäisyys” come from?

keskinäisyys (Finnish) comes from Finnish keskinäinen, from Finnish Keski-, from Proto-Finnic keski, from Proto-Finno-Permic keske.

keskinäisyys (Finnish): mutuality

Definitions

  1. mutuality

Ancestry of “keskinäisyys”, step by step

StepLanguageWordMeaning
1Finnishkeskinäinenmutual
2FinnishKeski-middle, central; average, mid-, medium
3Proto-Finnickeskimiddle, center
4Proto-Finno-Permickeske—
Every word from Proto-Finno-Permic keske →Every word from Finnish Keski- →Every word from Proto-Finnic keski →