From Proto-Turkic *ak-, Proto-Turkic *iak- (“to flow”). Cognate with Kazakh ағу (ağu), Southern Altai агар (agar), Kumyk акъмакъ (aqmaq), Azerbaijani axmaq, Turkish akmak, Shor ағарға, Uzbek oqmoq, etc.
агуу • (aguu) (Arabic spelling اعۇۇ)
