Where does “јок” come from?

јок (Serbo-Croatian) comes from Ottoman Turkish یوق, from Proto-Turkic yōk — is not; there is not; no, there is no; no; is...

јок (Serbo-Croatian): no

Definitions

Step	Language	Word	Meaning
1	Ottoman Turkish	یوق	absent; nonexistent; no
2	Proto-Turkic	yōk	is not; there is not; no, there is no; no; is...