Where does “tahriintuminen” come from?

tahriintuminen (Finnish) comes from Finnish tahriintua, from Finnish tahria, from Finnish ia, from Finnish ja, from Proto-Finnic ja, from Proto-Germanic jahw, from Proto-Germanic -hw, from Proto-Germanic -hwe — and; Forms distributives from interrogatives.

Ancestry of “tahriintuminen”, step by step

StepLanguageWordMeaning
1Finnishtahriintuato get dirty, be soiled; to be stained
2Finnishtahriato smudge
3FinnishiaObsolete spelling of ja
4Finnishjaand; AND
5Proto-Finnicjaand
6Proto-Germanicjahwand, also
7Proto-Germanic-hwand; Forms distributives from interrogatives
8Proto-Germanic-hwe
9Proto-Indo-European-kʷeand; Forms distributives from interrogatives
Every word from Proto-Indo-European -kʷeEvery word from Proto-Germanic -hwEvery word from Proto-Germanic jahw