Where does “ᠪᠢ” come from?

ᠪᠢ (Classical Mongolian) comes from Proto-Mongolic bi — I.

Ancestry of “ᠪᠢ”, step by step

StepLanguageWordMeaning
1Proto-MongolicbiI

Words derived from “ᠪᠢ

Every word from Proto-Mongolic bi