Where does “sykähdellä” come from?

sykähdellä (Finnish) comes from Finnish sykähtää, from Finnish sykkiä, from Finnish -ia, from Proto-Finnic -idak, from Proto-Uralic -j-.

Ancestry of “sykähdellä”, step by step

StepLanguageWordMeaning
1Finnishsykähtääto beat (once) of the heart
2Finnishsykkiäto pulse, pulsate; to beat, throb; to be aroused
3Finnish-iaForms primarily transitive verbs describing...
4Proto-Finnic-idakapplicative suffix
5Proto-Uralic-j-—
Every word from Proto-Uralic -j- →Every word from Finnish -ia →Every word from Proto-Finnic -idak →