Where does “یَشِلْ” come from?

یَشِلْ (Karakhanid) comes from Proto-Turkic yāĺïl — green.

Ancestry of “یَشِلْ”, step by step

Step	Language	Word	Meaning
1	Proto-Turkic	yāĺïl	green

یَشِلْ — Etymology, Origin & Word History | Etymology Explorer