From Proto-Mongolic *gaxulï, compare East Yugur gholo and Korean 구리 (guri, “copper”)
(Ulaanbaatar) IPA(key): /ɢʊːɮʲ/, [ɢɵːɮʲ]
гууль • (guulʹ) (Mongolian spelling ᠭᠠᠤᠯᠢ (ɣauli)); (hidden-n declension)