Where does “kokouma” come from?

kokouma (Finnish) comes from Finnish koota, from Finnish -ta, from Proto-Finnic -ta, from Proto-Uralic -tä — from.

Ancestry of “kokouma”, step by step

StepLanguageWordMeaning
1Finnishkootato collect together, gather; to assemble,...
2Finnish-taA suffix for the partitive singular case; Forms...
3Proto-Finnic-taPartitive ending
4Proto-Uralic-täfrom
Every word from Proto-Uralic -tä →Every word from Finnish -ta →Every word from Finnish koota →