Proto-Eskimo: *paci-ɣ
Meaning: nostrils, gills
Russian meaning: ноздри, жабры
Proto-Inupik: [*maciɣ]
Comments: The root's original meaning is 'nostrils', but due to the strong influence of the quasi-homonymous Inupik *macǝɣ (q.v.) adopted the meaning 'gills' in Alaskan Yupik.