Where does “ylipäästösuodin” come from?

ylipäästösuodin (Finnish) comes from Finnish päästö, from Old Swedish fästa, from Old Norse fasta, from Proto-Germanic fastāną, from Proto-Germanic -āną, from Proto-Germanic -ajaną, from Proto-Indo-European -oyéti, from Proto-Indo-European -yéti — he, she.

Ancestry of “ylipäästösuodin”, step by step

ylipäästösuodin traces back through two separate lines of ancestry.

via Finnish päästö

StepLanguageWordMeaning
1Finnishpäästöemission; release
2Old Swedishfästato sign on, to engage
3Old Norsefasta
4Proto-Germanicfastānąto observe, hold firm to; to fast, to abstain...
5Proto-Germanic-ānąCreates factitive verbs from adjectives, later...
6Proto-Germanic-ajaną
7Proto-Indo-European-oyétiCreates factitive verbs from adjectives
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she

via Finnish suodin

StepLanguageWordMeaning
1Finnishsuodinfilter; First-person singular indicative past...
2Finnishsuotaato leak; to filter out
3Proto-Samicsuoδëtēkto hiss
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ylipäästösuodin — Etymology, Origin & Word History | Etymology Explorer