aurally / orally are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
aurally: (adverb) with regard to sound or the ear.
orally: (adverb) (of drugs) through the mouth rather than through injection; by_mouth. (adverb) by spoken rather than written means.
aurally: NA
orally: AO·r·ah·l·iy
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)