Where does “tupruaminen” come from?
tupruaminen (Finnish) comes from Finnish -minen, from Proto-Finnic -minen, from Proto-Finnic -ma, from Proto-Uralic -ma.
tupruaminen (Finnish) comes from Finnish -minen, from Proto-Finnic -minen, from Proto-Finnic -ma, from Proto-Uralic -ma.