Where does “puhdistuskaivo” come from?

puhdistuskaivo (Finnish) comes from Finnish puhdistus, from Finnish puhdistaa, from Finnish puhdas, from Proto-Finnic puhtas, from Proto-Indo-European puHtós, from Proto-Indo-European pewH- — to be clean, pure.

puhdistuskaivo (Finnish): a catch basin used to clean an underground drain

Definitions

  1. a catch basin used to clean an underground drain

Ancestry of “puhdistuskaivo”, step by step

puhdistuskaivo traces back through two separate lines of ancestry.

via Finnish puhdistus

StepLanguageWordMeaning
1FinnishpuhdistusA cleansing; A purge
2Finnishpuhdistaato clean (up), clear (up), cleanse, purge, scour
3Finnishpuhdasclean; neat, tidy; clear, unpolluted; clear,...
4Proto-Finnicpuhtasclean
5Proto-Indo-EuropeanpuHtóspure, clean
6Proto-Indo-EuropeanpewH-to be clean, pure

via Finnish kaivo

StepLanguageWordMeaning
1Finnishkaivowell
2Proto-Finnickaivowell
3Proto-Finnic-oForms action/result nouns from verbs
4Proto-Uralic-w
Every word from Proto-Indo-European pewH-Every word from Proto-Indo-European puHtósEvery word from Proto-Finnic puhtas