Where does “کوهستان” come from?

کوهستان (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.

کوهستان (Persian): mountain area, the mountains

Definitions

  1. mountain area, the mountains

Ancestry of “کوهستان”, step by step

کوهستان traces back through two separate lines of ancestry.

via Persian ـستان

StepLanguageWordMeaning
1Persianـستان-istan, -estan, -stan
2Middle Persian-stʾn'makes nouns of places; of indeterminate function
3Proto-Indo-IranianstáHnamthe act of standing; position, location, place
4Proto-Indo-Europeanstéh₂-no-m
5Proto-Indo-Europeansteh₂-to stand

via Persian کوه

StepLanguageWordMeaning
1Persianکوهmountain
2Middle Persian𐭪𐭥𐭯hill, mountain
3Old Persian𐎣𐎢𐎳mountain
4Proto-Iranian*káwfšhill, mountain

Words derived from “کوهستان

Every word from Proto-Indo-European steh₂-Every word from Proto-Indo-European stéh₂-no-mEvery word from Middle Persian -stʾn'
کوهستان — Etymology, Origin & Word History | Etymology Explorer