unappealing vs unlikeable

unappealing and unlikeable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unappealing	No	Yes	No	No
unlikeable	No	Yes	No	No

As adjectives, unappealing and unlikeable are synonyms defined as:

unappealing and unlikeable: (of characters in literature or drama) tending to evoke antipathetic feelings

Other synonyms of unappealing include unlikable, unsympathetic.

unappealing (adjective)	unlikeable (adjective)
not able to attract favorable attention	(of characters in literature or drama) tending to evoke antipathetic feelings
(of characters in literature or drama) tending to evoke antipathetic feelings	difficult or impossible to like