put-upon
1. [ adjective ] of persons; taken advantage of
Synonyms: ill-used used victimised victimized exploited
Examples:

"after going out of his way to help his friend get the job he felt not appreciated but used"

Related terms: misused
2. [ adjective ] of persons; taken advantage of
Synonyms: ill-used used victimized exploited
Examples:

"after going out of his way to help his friend get the job he felt not appreciated but used"

Related terms: misused