Where does “ᡠᡵᡠᠮᠴᡳ” come from?

ᡠᡵᡠᠮᠴᡳ (Manchu) comes from Written Oirat ᡇᠷᡇᡏᡔᡅ, from Chagatai اورُمجی.

Ancestry of “ᡠᡵᡠᠮᠴᡳ”, step by step

Step	Language	Word	Meaning
1	Written Oirat	ᡇᠷᡇᡏᡔᡅ	—
2	Chagatai	اورُمجی	—

ᡠᡵᡠᠮᠴᡳ — Etymology, Origin & Word History | Etymology Explorer