Where does “газа//gaza” come from?

газа//gaza (Serbo-Croatian) comes from French gaze, from Arabic قَزّ, from Persian کز, from Middle Persian kaž, from Proto-Indo-European keg- — peg; hook.

Ancestry of “газа//gaza”, step by step

Step	Language	Word	Meaning
1	French	gaze	gauze; first-person singular present indicative...
2	Arabic	قَزّ	silk
3	Persian	کز	Alternative form of کژ
4	Middle Persian	kaž	—
5	Proto-Indo-European	keg-	peg; hook

Every word from Proto-Indo-European keg- →Every word from Middle Persian kaž →Every word from Persian کز →