Where does “Khomeini” come from?

Khomeini comes from Persian خمینی, formed from Persian ـی (a suffix) added to Middle Persian 𐭩𐭧.

Ancestry of “Khomeini”, step by step

StepLanguageWordMeaning
1Persianخمینی
2PersianخمینKhomein, a town in Iran
3PersianـیForms nouns or adjectives from nouns; Forms...
4Middle Persian-yk'
5Old Persian-𐎡𐎣of, pertaining to, belonging to, related to
6Proto-Indo-Iranian-kasCreates deadjectival and desubstantival...
7Proto-Indo-European-ḱos-y, -ic

Words derived from “Khomeini

Every word from Proto-Indo-European -ḱosEvery word from Middle Persian -yk'Every word from Persian ـی