Where does “tyhjiöpumppu” come from?

tyhjiöpumppu (Finnish) comes from Finnish tyhjiö, from Finnish tyhjä, from Proto-Finnic tühjä, from Proto-Balto-Slavic tuskjas, from Proto-Indo-European tews-, from Proto-Indo-European tu- — to swell; bird-cry, shriek.

tyhjiöpumppu (Finnish): vacuum pump

Definitions

  1. vacuum pump

Ancestry of “tyhjiöpumppu”, step by step

tyhjiöpumppu traces back through two separate lines of ancestry.

via Finnish tyhjiö

StepLanguageWordMeaning
1Finnishtyhjiövacuum, void
2Finnishtyhjäempty; blank; void
3Proto-Finnictühjäempty
4Proto-Balto-Slavictuskjasempty
5Proto-Indo-Europeantews-to be empty; to drain; to be happy
6Proto-Indo-Europeantu-to swell; bird-cry, shriek

via Finnish pumppu

StepLanguageWordMeaning
1Finnishpumppupump; heart
2Swedishpumpa pump
3GermanPumpepump; heart
4Middle Low Germanpumpepump; a pump
5Middle Dutchpompedevice for raising water, pump; pipe, water...
Every word from Proto-Indo-European tu-