Where does “Preng” come from?

Preng (Albanian) comes from Albanian praj, from Proto-Albanian per(i)-anja.

Ancestry of “Preng”, step by step

Step	Language	Word	Meaning
1	Albanian	praj	I incline to, cling to, lean; I infect; I...
2	Proto-Albanian	per(i)-anja	—

Preng — Etymology, Origin & Word History | Etymology Explorer