Where does “kourusauma” come from?

kourusauma (Finnish) comes from Finnish sauma, from Proto-Norse saumaʀ, from Proto-Germanic saumaz, from Proto-Indo-European syuHmen-, from Proto-Indo-European siH-u-.

kourusauma (Finnish): concave joint

Definitions

  1. concave joint

Ancestry of “kourusauma”, step by step

kourusauma traces back through two separate lines of ancestry.

via Finnish sauma

StepLanguageWordMeaning
1Finnishsaumaseam; chance, window of opportunity
2Proto-Norsesaumaʀ—
3Proto-Germanicsaumazstitch, seam, hem, edge
4Proto-Indo-EuropeansyuHmen-band
5Proto-Indo-EuropeansiH-u-—

via Finnish kouru

StepLanguageWordMeaning
1Finnishkouruchute, gutter
2Finnishkourafist; grapple, grab
3Proto-Finnickoprahollow of the hand
Every word from Proto-Indo-European siH-u- →Every word from Proto-Indo-European syuHmen- →Every word from Proto-Germanic saumaz →