Where does “syöksyhävittäjä” come from?

syöksyhävittäjä (Finnish) comes from Finnish hävittäjä, from Finnish jä, from Proto-Finno-Ugric *ja, from Proto-Germanic jahw, from Proto-Germanic -hw, from Proto-Germanic -hwe, from Proto-Indo-European -kʷe — and; Forms distributives from interrogatives.

Ancestry of “syöksyhävittäjä”, step by step

syöksyhävittäjä traces back through two separate lines of ancestry.

via Finnish hävittäjä

StepLanguageWordMeaning
1Finnishhävittäjädestroyer, someone/something that destroys...
2Finnishice
3Proto-Finno-Ugric*ja
4Proto-Germanicjahwand, also
5Proto-Germanic-hwand; Forms distributives from interrogatives
6Proto-Germanic-hwe
7Proto-Indo-European-kʷeand; Forms distributives from interrogatives

via Finnish syöksy

StepLanguageWordMeaning
1Finnishsyöksyrush, swoop; dive; ejection
2Finnishsyöstäto throw, plunge; to spew out, belch
3Proto-Finnicsööstäkto push in, to plunge into; to spew, to boil over
4Proto-Finnic-stak
Every word from Proto-Indo-European -kʷeEvery word from Proto-Germanic -hwEvery word from Proto-Germanic jahw