1 adverb commandingly, confidentlygo húdarásach c m ugo teanntásach c m uhe spoke authoritativelylabhair sé go húdarásach, bhí údarás ina ghlór2 adverb accurately, reliablygo cruinn c m ugo beacht c m uit's difficult to answer authoritativelytá sé deacair freagra cruinn a thabhairt air3 adverb officiallygo hoifigiúil c m ugo húdarásach c m u