Where does “շինեմ” come from?

շինեմ (Old Armenian) comes from Old Armenian շէն, from Middle Iranian šēn.

Ancestry of “շինեմ”, step by step

Step	Language	Word	Meaning
1	Old Armenian	շէն	inhabited place; village, hamlet; inhabitation;...
2	Middle Iranian	šēn	—

շինեմ — Etymology, Origin & Word History | Etymology Explorer