Where does “skalkā” come from?

skalkā (Proto-Albanian) comes from Proto-Indo-European (s)kel — to cleave, separate, part, divide.

Ancestry of “skalkā”, step by step

Step	Language	Word	Meaning
1	Proto-Indo-European	(s)kel	to cleave, separate, part, divide

skalkā — Etymology, Origin & Word History | Etymology Explorer