Where does “ازبکستان” come from?

ازبکستان (Persian) comes from Persian ـستان, from Middle Persian -stʾn', from Proto-Indo-Iranian stáHnam, from Proto-Indo-European stéh₂-no-m, from Proto-Indo-European steh₂- — to stand.

Ancestry of “ازبکستان”, step by step

ازبکستان traces back through 3 separate lines of ancestry.

via Persian ـستان

Step	Language	Word	Meaning
1	Persian	ـستان	-istan, -estan, -stan
2	Middle Persian	-stʾn'	makes nouns of places; of indeterminate function
3	Proto-Indo-Iranian	stáHnam	the act of standing; position, location, place
4	Proto-Indo-European	stéh₂-no-m	—
5	Proto-Indo-European	steh₂-	to stand

via Persian ازبک

Step	Language	Word	Meaning
1	Persian	ازبک	Uzbek
2	Chagatai	اوزبک	a certain Turkic tribe near Bukhara and Khiva

via Persian اُزْبَکِسْتَان

Step	Language	Word	Meaning
1	Persian	اُزْبَکِسْتَان	—

Words derived from “ازبکستان”

Every word from Proto-Indo-European steh₂- →Every word from Proto-Indo-European stéh₂-no-m →Every word from Middle Persian -stʾn' →