Where does “varmistuminen” come from?

varmistuminen (Finnish) comes from Finnish varmistua, from Finnish varmistaa, from Finnish Varma, from Finnish varma, from Proto-Finnic varma — strong, sturdy.

Ancestry of “varmistuminen”, step by step

Step	Language	Word	Meaning
1	Finnish	varmistua	to be assured, become sure or convinced
2	Finnish	varmistaa	To make sure, to recheck, to verify, to...
3	Finnish	Varma	sure, certain
4	Finnish	varma	sure, certain; sure, confident
5	Proto-Finnic	varma	strong, sturdy

Every word from Proto-Finnic varma →Every word from Finnish varma →Every word from Finnish Varma →