Where does “aukaiseminen” come from?

aukaiseminen (Finnish) comes from Finnish aukaista, from Finnish auki, from Finnish aukea, from Finnish -ea, from Proto-Finnic -eda, from Proto-Uralic -eta — A generic adjective marker, attached to roots.

Ancestry of “aukaiseminen”, step by step

StepLanguageWordMeaning
1FinnishaukaistaTo open
2Finnishaukiopen; untied, unbuttoned; up in the air, open
3Finnishaukeaopen; clearing; Indicative present connegative...
4Finnish-eaA suffix for making adjectives from some nouns...
5Proto-Finnic-edaA generic adjective marker
6Proto-Uralic-etaA generic adjective marker, attached to roots
Every word from Proto-Uralic -etaEvery word from Finnish -eaEvery word from Finnish aukea