Where does “kuraantuminen” come from?

kuraantuminen (Finnish) comes from Finnish kuraantua, from Finnish kura, from Proto-Finnic kura, from Proto-Germanic gurą, from Proto-Indo-European gʷʰer-, from Proto-Indo-European gʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr.

Ancestry of “kuraantuminen”, step by step

Step	Language	Word	Meaning
1	Finnish	kuraantua	To get soiled, dirty
2	Finnish	kura	mud, dirt; wet, unhardened concrete; diarrhea
3	Proto-Finnic	kura	left
4	Proto-Germanic	gurą	Half-digested stomach contents; manure; dung;...
5	Proto-Indo-European	gʷʰer-	warm, hot
6	Proto-Indo-European	gʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr	—

Every word from Proto-Indo-European gʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr →Every word from Proto-Indo-European gʷʰer- →Every word from Proto-Germanic gurą →