Where does “уста́вить” come from?

уста́вить (Russian) comes from Russian ста́вить, from Old East Slavic ставити, from Proto-Slavic stàviti.

Ancestry of “уста́вить”, step by step

Step	Language	Word	Meaning
1	Russian	ста́вить	to place
2	Old East Slavic	ставити	—
3	Proto-Slavic	stàviti	—

уста́вить — Etymology, Origin & Word History | Etymology Explorer