n. one whose presence is undesirable; "rounding up vagrants and drunks and other undesirables"

adj. not desirable; "undesirable impurities in steel"; "legislation excluding undesirable aliens"

adj. not worthy of being chosen (especially as a spouse)

n. a person who is rejected (from society or home)

adj. disagreeable; "I will not perform the ungrateful task of comparing cases of failure"- Abraham Lincoln

adj. not pleasant or agreeable "unpalatable truths"; "unpalatable behavior"

adj. "unwelcome interruptions"

adj. not acceptable; not welcome; "a word unacceptable in polite society"; "an unacceptable violation of personal freedom"

adj. not in accord with established usage or procedure; "the wrong medicine"; "the wrong way to shuck clams"

adj. not conducive to good moral development; "the movie is unsuitable for children"

adj. not encouraging or approving or pleasing; "unfavorable conditions"; "an unfavorable comparison"; "unfavorable comments", "unfavorable impression"

adj. disagreeable to the senses, to the mind, or feelings ; "an unpleasant personality"; "unpleasant repercussions"; "unpleasant odors"

adj. causing irritation or annoyance; "tapping an annoying rhythm on his glass with his fork"; "aircraft noise is particularly bothersome near the airport"; "found it galling to have to ask permission"; "an irritating delay"; "nettlesome paperwork"; "a pesky mosquito"; "swarms of pestering gnats"; "a plaguey newfangled safety catch"; "a teasing and persistent thought annoyed him"; "a vexatious child"; "it is vexing to have to admit you are wrong"

adj. causing distress or worry or anxiety; "distressing (or disturbing) news"; "lived in heroic if something distressful isolation"; "a disturbing amount of crime"; "a revelation that was most perturbing"; "a new and troubling thought"; "in a particularly worrisome predicament"; "a worrying situation"; "a worrying time"

adj. tending to repel; "The trappings of upper-class life are off-putting and sterile"- Elizabeth Hess

adj. causing disapproval or protest; "a vulgar and objectionable person"

adj. evoking or deserving hatred; "no vice is universally as hateful as ingratitude"- Joseph Priestly

adj. not wanted; not needed; "tried to give away unwanted kittens"

adj. disqualified by law or rule or provision

adj. barred from competition for violation of rules; "a disqualified player"

adj. prohibited by law or by official or accepted rules; "an illegal chess move"

adj. having no right or entitlement; "a distinction to which he was unentitled"

adj. worth having or seeking or achieving; "a desirable job"; "computer with many desirable features"; "a desirable outcome"