Where does “salaojakaivo” come from?

salaojakaivo (Finnish) comes from Finnish kaivo, from Proto-Finnic kaivo, from Proto-Finnic -o, from Proto-Uralic -w.

salaojakaivo (Finnish): underground drainage well, seepage pit

Definitions

  1. underground drainage well, seepage pit

Ancestry of “salaojakaivo”, step by step

salaojakaivo traces back through two separate lines of ancestry.

via Finnish kaivo

StepLanguageWordMeaning
1Finnishkaivowell
2Proto-Finnickaivowell
3Proto-Finnic-oForms action/result nouns from verbs
4Proto-Uralic-w—

via Finnish salaoja

StepLanguageWordMeaning
1FinnishsalaojaAn underground drain
2FinnishsalaA secret
3Proto-Finno-Ugric*sala—
4Proto-Uralicśalaelm
Every word from Proto-Uralic -w →Every word from Proto-Finnic -o →Every word from Proto-Finnic kaivo →