Unattested in Old Georgian. An Alanic borrowing, compare: Ossetianдугъ(duǧ), догъ(doǧ, “horse race; running”), дугъон(duǧon, “steed”), дугъуат(duǧwat, “hippodrome, racetrack”).[1][2][3]Ancient Greekδόγια(dógia, “funeral service of the Huns”) and Svanა-დღ-ულ-ი̄ნ-ე(a-dɣ-ul-īn-e, “to gallop”) are borrowed from the same source.
Čikobava, Arnold et al., editors (1950–1964), “დოღი”, in Kartuli enis ganmarṭebiti leksiḳoni [Explanatory Dictionary of the Georgian language] (in Georgian), Tbilisi: Academy Press
Čuxua, Merab (2000–2003) Kartvelur ena-ḳilota šedarebiti leksiḳoni [The Kartvelian Comparative Dictionary] (in Georgian), Tbilisi: Universali, pages 95–96, derives from Proto-Kartvelian*doɣ-, cognate with Svanა-დღ-ულ-ი̄ნ-ე(a-dɣ-ul-īn-e, “to gallop”).
^ Abajev, V. I. (1958) Историко-этимологический словарь осетинского языка [Historical-Etymological Dictionary of the Ossetian Language] (in Russian), volume I, Moscow and Leningrad: Academy Press, pages 373–374
^ Androniḳašvili, Mzia (1966) Narḳvevebi iranul-kartuli enobrivi urtiertobidan I [Studies in Iranian–Georgian Linguistic Contacts I] (in Georgian), Tbilisi: Tbilisi University Press, page 86
^ Bailey, H. W. (1975) “Excursus Iranocaucasicus”, in Monumentum H. S. Nyberg I (Acta Iranica; 4)[1], Leiden: Brill, page 34―35 of 31–35