Where does “sinistäminen” come from?

sinistäminen (Finnish) comes from Finnish sinistää, from Finnish sininen, from Proto-Finnic sininen, from Proto-Finnic sini, from Proto-Finno-Permic sine.

Ancestry of “sinistäminen”, step by step

StepLanguageWordMeaning
1Finnishsinistääto blue passivate steel
2Finnishsininenblue; The color blue
3Proto-Finnicsininenblue
4Proto-Finnicsiniblue
5Proto-Finno-Permicsine—
Every word from Proto-Finno-Permic sine →Every word from Proto-Finnic sini →Every word from Proto-Finnic sininen →