attired vs appareled

attired and appareled both are adjectives.

Word	Noun	Adjective	Verb	Adverb
attired	No	Yes	No	No
appareled	No	Yes	No	No

As adjectives, attired and appareled are synonyms defined as:

attired and appareled: dressed or clothed especially in fine attire; often used in combination

Other synonyms of attired include dressed, garbed, garmented, habilimented, robed.

attired (adjective)	appareled (adjective)
dressed or clothed especially in fine attire; often used in combination	dressed or clothed especially in fine attire; often used in combination