Where does “skócyś” come from?

skócyś (Lower Sorbian) comes from Proto-Slavic skočiti, from Proto-Indo-European skok-eye-ti, from Proto-Indo-European sḱek-.

skócyś (Lower Sorbian): to jump

Definitions

Step	Language	Word	Meaning
1	Proto-Slavic	skočiti	to jump, leap
2	Proto-Indo-European	skok-eye-ti	—
3	Proto-Indo-European	sḱek-	—

skócyś — Etymology, Origin & Word History | Etymology Explorer