used vs put-upon

used and put-upon both are adjectives.

Word	Noun	Adjective	Verb	Adverb
used	No	Yes	No	No
put-upon	No	Yes	No	No

As adjectives, used and put-upon are synonyms defined as:

Other synonyms of used include exploited, ill-used, victimised, victimized.

used (adjective)	put-upon (adjective)
employed in accomplishing something	(of persons) taken advantage of
previously used or owned by another
(of persons) taken advantage of