Where does “karkeutuminen” come from?

karkeutuminen (Finnish) comes from Finnish karkeutua, from Finnish karkea, from Proto-Finnic karkeda, from Proto-Uralic karke, from Old Saxon kirika, from Proto-West Germanic kirikā, from Ancient Greek κυριακόν, from Ancient Greek Κύριος — lord, master.

Ancestry of “karkeutuminen”, step by step

StepLanguageWordMeaning
1FinnishkarkeutuaTo become more coarse less fine
2Finnishkarkearough; coarse; harsh
3Proto-Finnickarkedaharsh; coarse, rough; bitter, sharp
4Proto-Uralickarke
5Old Saxonkirikachurch
6Proto-West Germanickirikāchurch
7Ancient Greekκυριακόνchurch
8Ancient GreekΚύριοςLord
9Proto-Hellenic*kúrioslord, master
Every word from Proto-Hellenic *kúriosEvery word from Ancient Greek ΚύριοςEvery word from Ancient Greek κυριακόν