arui vs audad

arui and audad both are nouns.

Word	Noun	Adjective	Verb	Adverb
arui	Yes	No	No	No
audad	Yes	No	No	No

As nouns, arui and audad are synonyms defined as:

Other synonyms of arui include Ammotragus lervia, aoudad, Barbary sheep, maned sheep.

arui (noun)	audad (noun)
wild sheep of northern Africa	wild sheep of northern Africa