Where does “مغولستان” come from?

مغولستان (Persian) comes from Persian مغول, from Mongolian ᠮᠣᠩᠭᠣᠯ, from Latin -icus, from Ancient Greek -ικός, from Ancient Greek -κός, from Proto-Indo-European -ḱos — -y, -ic.

Ancestry of “مغولستان”, step by step

مغولستان traces back through two separate lines of ancestry.

via Persian مغول

StepLanguageWordMeaning
1PersianمغولMongol
2MongolianᠮᠣᠩᠭᠣᠯMongol, Mongolian
3Latin-icusbelonging to; derived from; of or pertaining to;...
4Ancient Greek-ικόςof or pertaining to, in the manner of; -ic
5Ancient Greek-κόςforms adjectives with the sense of 'of or...
6Proto-Indo-European-ḱos-y, -ic

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

Words derived from “مغولستان

Every word from Proto-Indo-European -ḱosEvery word from Ancient Greek -ικόςEvery word from Latin -icus