Where does “kosto” come from?

kosto (Finnish) comes from Finnish kostaa, from Proto-Finnic kostadak — ? to turn, to turn back.

kosto (Finnish): revenge, vengeance

Definitions

  1. revenge, vengeance

Ancestry of “kosto”, step by step

kosto traces back through two separate lines of ancestry.

via Finnish kostaa

StepLanguageWordMeaning
1Finnishkostaato avenge, revenge, take revenge, get back at (on); to retaliate (to)
2Proto-Finnickostadak? to turn, to turn back

via Finnish o

StepLanguageWordMeaning
1Finnisho

Words derived from “kosto

Every word from Proto-Finnic kostadakEvery word from Finnish kostaa