Where does “Uzbekistāna” come from?

Uzbekistāna (Latvian) comes from Uzbek Oʻzbekiston, from Persian ازبکستان, 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 “Uzbekistāna”, step by step

StepLanguageWordMeaning
1UzbekOʻzbekiston
2Persianازبکستان
3Persianـستان-istan, -estan, -stan
4Middle Persian-stʾn'makes nouns of places; of indeterminate function
5Proto-Indo-IranianstáHnamthe act of standing; position, location, place
6Proto-Indo-Europeanstéh₂-no-m
7Proto-Indo-Europeansteh₂-to stand
Every word from Proto-Indo-European steh₂-Every word from Proto-Indo-European stéh₂-no-mEvery word from Middle Persian -stʾn'