Where does “alttiiksiantavainen” come from?

alttiiksiantavainen (Finnish) comes from Finnish altis, from Proto-Germanic aldaz, from Proto-Indo-European h₂eltós, from Proto-Indo-European h₂él- — to grow, nourish.

Ancestry of “alttiiksiantavainen”, step by step

alttiiksiantavainen traces back through two separate lines of ancestry.

via Finnish altis

StepLanguageWordMeaning
1Finnishaltisexposed, endangered, vulnerable; ready, inclined,...
2Proto-Germanicaldazold, grown up
3Proto-Indo-Europeanh₂eltós
4Proto-Indo-Europeanh₂él-to grow, nourish

via Finnish antava

StepLanguageWordMeaning
1FinnishantavaPresent active participle of antaa; giving

Words derived from “alttiiksiantavainen

Every word from Proto-Indo-European h₂él-Every word from Proto-Indo-European h₂eltósEvery word from Proto-Germanic aldaz