Where does “improvisoiminen” come from?

improvisoiminen (Finnish) comes from Finnish improvisoida, from Latin improvisus, from Latin īn-, from Latin în, from Latin en, from Proto-Italic en, from Proto-Indo-European h₁én — in.

Ancestry of “improvisoiminen”, step by step

StepLanguageWordMeaning
1FinnishimprovisoidaTo improvise
2Latinimprovisusunforeseen, unexpected; sudden
3Latinīn-un-, non-, not
4Latinînin, at, on, upon, from (space)
5Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
6Proto-Italicenin
7Proto-Indo-Europeanh₁énin
Every word from Proto-Indo-European h₁én