Where does “niskaoja” come from?

niskaoja (Finnish) comes from Finnish niska, from Finnish -lä, from Finnish -as, from Proto-Finnic -s, from Proto-Finno-Ugric -s.

niskaoja (Finnish): cutoff drain; a drainage ditch that prevents water from higher-lying areas from seeping into the land (e.g. farmland) below

Definitions

  1. cutoff drain; a drainage ditch that prevents water from higher-lying areas from seeping into the land (e.g. farmland) below

Ancestry of “niskaoja”, step by step

niskaoja traces back through two separate lines of ancestry.

via Finnish niska

StepLanguageWordMeaning
1Finnishniskanape, the back of the neck; a load bearing...
2Finnish-läFront vowel variant of -la
3Finnish-asForms some adjectives; Forms some nouns
4Proto-Finnic-sForms nouns
5Proto-Finno-Ugric-s—

via Finnish oja

StepLanguageWordMeaning
1Finnishojaditch, trench; small natural brook
2Proto-Slavicojethill, shaft
3Proto-Indo-Europeanh₂oyHsos—
Every word from Proto-Finno-Ugric -s →Every word from Finnish -lä →Every word from Finnish -as →