Where does “kostuminen” come from?

kostuminen (Finnish) comes from Finnish -minen, from Proto-Finnic -minen, from Proto-Finnic -ma, from Proto-Uralic -ma.

Ancestry of “kostuminen”, step by step

StepLanguageWordMeaning
1Finnish-minenForms verbal nouns from verbs, mostly corresponds...
2Proto-Finnic-minenForms nouns from verbs, indicating the action of...
3Proto-Finnic-maForms action/result nouns from verbs; Forms the...
4Proto-Uralic-ma—
Every word from Proto-Uralic -ma →Every word from Finnish -minen →Every word from Proto-Finnic -ma →