unacceptable vs exceptionable

unacceptable and exceptionable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unacceptable	No	Yes	No	No
exceptionable	No	Yes	No	No

unacceptable (adjective)	exceptionable (adjective)
not acceptable; not welcome	liable to objection or debate; used of something one might take exception to
(used of persons or their behavior) not acceptable or reasonable
not conforming to standard usage
not adequate to give satisfaction