Where does “surffaileminen” come from?

surffaileminen (Finnish) comes from Finnish surffailla, from Finnish surffata, from Finnish -ätä, from Finnish -tä, from Proto-Finnic -ta, from Proto-Uralic -tä — from.

Ancestry of “surffaileminen”, step by step

StepLanguageWordMeaning
1Finnishsurffaillato surf
2FinnishsurffataTo surf
3Finnish-ätäFront vowel variant of -ata
4Finnish-täFront vowel variant of -ta
5Proto-Finnic-taPartitive ending
6Proto-Uralic-täfrom
Every word from Proto-Uralic -tä →Every word from Finnish -ätä →Every word from Finnish -tä →