aroused vs horny

aroused and horny both are adjectives.

Word	Noun	Adjective	Verb	Adverb
aroused	No	Yes	No	No
horny	No	Yes	No	No

As adjectives, aroused and horny are synonyms defined as:

Other synonyms of aroused include randy, ruttish, steamy, turned on.

aroused (adjective)	horny (adjective)
(of persons) excessively affected by emotion	made of horn (or of a substance resembling horn)
aroused to action	having horns or hornlike projections
emotionally aroused	feeling great sexual desire
keenly excited (especially sexually) or indicating excitement
feeling great sexual desire
brought to a state of great tension