Doublet of адгуус (adguus).
Lua error in Module:parameters at line 290: Parameter 1 should be a valid language or etymology language code; the value "Ulaanbaatar" is not valid. See WT:LOL and WT:LOL/E. IPA(key): /atʊs/, [aˈto̙s]
адуус • (aduus)