Where does “pirstoutuminen” come from?

pirstoutuminen (Finnish) comes from Finnish pirstoutua, from Finnish pirstoa, from Finnish -öä, from Proto-Finnic -odak, from Proto-Uralic -w-.

Ancestry of “pirstoutuminen”, step by step

StepLanguageWordMeaning
1Finnishpirstoutuato shatter, shard, fragment
2Finnishpirstoato shatter, smash
3Finnish-öäFront vowel variant of -oa
4Proto-Finnic-odakForms some verbs
5Proto-Uralic-w-
Every word from Proto-Uralic -w-Every word from Finnish -öäEvery word from Proto-Finnic -odak