From Proto-Samic *ājkē. äiʹǧǧ time Koponen, Eino, Ruppel, Klaas, Aapala, Kirsti, editors (2002–2008), Álgu database: Etymological database of the Saami...
Proto-Yukaghir *aŋa. Cognates include Southern Yukaghir аҥа (aŋa). аиггъ (aigg) mouth Ferdinand von Wrangel (1841) Прибавленія къ путешествію по сѣвернымъ...