Where does “tylsentyä” come from?

tylsentyä (Finnish) comes from Finnish tylsentää, from Finnish tylsä, from Proto-Finnic tülcä.

Ancestry of “tylsentyä”, step by step

StepLanguageWordMeaning
1Finnishtylsentääto blunt, dull; to make dull, boring;...
2Finnishtylsädull, blunt; boring, dull, uninteresting
3Proto-Finnictülcä
Every word from Proto-Finnic tülcäEvery word from Finnish tylsäEvery word from Finnish tylsentää