Where does “ryöpsähdellä” come from?

ryöpsähdellä (Finnish) comes from Finnish ryöpsähtää, from Finnish -ähtää, from Proto-Finnic -ahtadak, from Proto-Uralic -ašta-.

Ancestry of “ryöpsähdellä”, step by step

StepLanguageWordMeaning
1Finnishryöpsähtääto gush to flow forth suddenly
2Finnish-ähtääFront vowel variant of -ahtaa
3Proto-Finnic-ahtadakForms momentane verbs
4Proto-Uralic-ašta-—
Every word from Proto-Uralic -ašta- →Every word from Finnish -ähtää →Every word from Finnish ryöpsähtää →