Where does “tyhjennysalue” come from?

tyhjennysalue (Finnish) comes from Finnish tyhjennys, from Finnish tyhjentää, 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.

tyhjennysalue (Finnish): depletion region

Definitions

  1. depletion region

Ancestry of “tyhjennysalue”, step by step

tyhjennysalue traces back through two separate lines of ancestry.

via Finnish tyhjennys

StepLanguageWordMeaning
1Finnishtyhjennysemptying; exhaustion; clearance
2Finnishtyhjentääto empty, exhaust; Third-person singular...
3Finnishtyhjäempty; blank; void
4Proto-Finnictühjäempty
5Proto-Balto-Slavictuskjasempty
6Proto-Indo-Europeantews-to be empty; to drain; to be happy
7Proto-Indo-Europeantu-to swell; bird-cry, shriek

via Finnish alue

StepLanguageWordMeaning
1Finnishaluearea; region; oblast
2Proto-Austronesianqaluʀto flow
3Proto-Austronesian-luʀ
Every word from Proto-Indo-European tu-Every word from Proto-Indo-European tews-Every word from Proto-Balto-Slavic tuskjas