Where does “sukupuolikypsä” come from?

sukupuolikypsä (Finnish) comes from Finnish sukupuoli, from Finnish puoli, from Proto-Finnic pooli, from Proto-Uralic pälä — half.

Ancestry of “sukupuolikypsä”, step by step

sukupuolikypsä traces back through two separate lines of ancestry.

via Finnish sukupuoli

StepLanguageWordMeaning
1Finnishsukupuolisex, gender
2Finnishpuolihalf; when followed by a number representing an...
3Proto-Finnicpoolihalf, side; half
4Proto-Uralicpälähalf

via Finnish kypsä

StepLanguageWordMeaning
1Finnishkypsäripe; mature; baked
2Proto-Finnicküpsiwell cooked; ripened; ripe
3Proto-Finnicküpte-—
Every word from Proto-Uralic pälä →Every word from Proto-Finnic pooli →Every word from Finnish puoli →