Where does “mustuaisreaktio” come from?

mustuaisreaktio (Finnish) comes from Finnish reaktio, from Latin reactio, from Latin reago, from Latin rĕ-, from Latin prōdūcō, from Latin prō-, from Proto-Italic *pro-, from Proto-Indo-European pro- — passed , crossed.

Ancestry of “mustuaisreaktio”, step by step

mustuaisreaktio traces back through two separate lines of ancestry.

via Finnish reaktio

StepLanguageWordMeaning
1FinnishreaktioA reaction
2Latinreactioreaction
3LatinreagoI act upon again, I do again; I react
4Latinrĕ-back, backwards
5Latinprōdūcōto lead or bring forth, forward or out
6Latinprō-forward direction, forward movement
7Proto-Italic*pro-pro- see the Latin entry for further meanings
8Proto-Indo-Europeanpro-toward, forward
9Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
10Proto-Indo-Europeanper-before, in front; first; to go through
11Proto-Indo-Europeanpr̥tóspassed , crossed

via Finnish mustuainen

StepLanguageWordMeaning
1Finnishmustuainenpupil, black; Used of some other small, black...
2Finnish-uainenForms certain nouns, particularly for parts of...
3Finnish-inen-like, -ous, -y; -en; Creates adjectives from...
4Finnish-uusForms nouns from adjectives, expressing a quality
5Proto-Finnic-uc-ness, -hood
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Latin rĕ-