Where does “próżniociąg” come from?

próżniociąg (Polish) comes from Polish próżnia, from Polish próżny, from Lower Sorbian prozny, from Proto-Slavic porzdьnъ — empty.

próżniociąg (Polish): vacuum extraction, ventouse

Definitions

  1. vacuum extraction, ventouse

Ancestry of “próżniociąg”, step by step

próżniociąg traces back through two separate lines of ancestry.

via Polish próżnia

StepLanguageWordMeaning
1Polishpróżniavacuum
2Polishpróżnyvain, vainglorious; empty, void; fruitless,...
3Lower Sorbianproznyempty
4Proto-Slavicporzdьnъempty

via Polish ciąg

StepLanguageWordMeaning
1Polishciągsequence; thrust; pull
2Proto-Slavictęgъtraction
Every word from Proto-Slavic porzdьnъ →Every word from Lower Sorbian prozny →Every word from Polish próżny →