Where does “شیر” come from?

شیر (Classical Persian) comes from Middle Persian 𐫢𐫃𐫡, from Old Persian šarguš, from Proto-Iranian cárguš, from Proto-Indo-Iranian ćárguš, from Proto-Indo-European ḱérg-ús ~ ḱr̥g-éws.

Ancestry of “شیر”, step by step

Step	Language	Word	Meaning
1	Middle Persian	𐫢𐫃𐫡	—
2	Old Persian	šarguš	lion
3	Proto-Iranian	cárguš	lion
4	Proto-Indo-Iranian	ćárguš	predatory animal
5	Proto-Indo-European	ḱérg-ús ~ ḱr̥g-éws	—

Every word from Proto-Indo-European ḱérg-ús ~ ḱr̥g-éws →

شیر — Etymology, Origin & Word History | Etymology Explorer