unwelcome person, persona non grata - a person who for some reason is not wanted or welcome

aggravator, annoyance - an unpleasant person who is annoying or exasperating

alienator - an unpleasant person who causes friendly people to become indifferent or unfriendly or hostile

anathema, bete noire - a detested person; "he is an anathema to me"

dickhead, mother fucker, motherfucker, prick, asshole, bastard, son of a bitch, whoreson, cocksucker, SOB, shit - insulting terms of address for people who are stupid or irritating or ridiculous

bore, dullard - a person who evokes boredom

cold fish - an aloof unemotional person

creep, spook, weirdie, weirdo, weirdy - someone unpleasantly strange or eccentric

critic - someone who frequently finds fault or makes harsh and unfair judgments

cynic, faultfinder - someone who is critical of the motives of others

egoist, egotist, swellhead - a conceited and self-centered person

grabber - an unpleasant person who grabs inconsiderately

crank, crosspatch, grouch, grump, churl - a bad-tempered person

incubus - someone who depresses or worries others

joker, turkey - a person who does something thoughtless or annoying; "some joker is blocking the driveway"

fiend, ogre, demon, monster, devil - a cruel wicked and inhuman person

oppressor - a person of authority who subjects others to undue pressures

pain in the neck, nuisance, pain - a bothersome annoying person; "that kid is a terrible pain"

pawer - a person who handles or caresses in a clumsy or over-familiar manner

boor, churl, Goth, tike, tyke, barbarian, peasant - a crude uncouth ill-bred person lacking culture or refinement

pharisee - a self-righteous or sanctimonious person

pill - a unpleasant or tiresome person

prima donna - a vain and temperamental person

prude, puritan - a person excessively concerned about propriety and decorum

dirty dog, git, lowlife, puke, rotter, scum bag, skunk, so-and-so, stinker, stinkpot, bum, crumb, rat - a person who is deemed to be despicable or contemptible; "only a rotter would do that"; "kill the rat"; "throw the bum out"; "you cowardly little pukes!"; "the British call a contemptible person a `git'"

flouter, jeerer, mocker, scoffer - someone who jeers or mocks or treats something with contempt or calls out in derision

common scold, nag, nagger, scold, scolder - someone (especially a woman) who annoys people by constantly finding fault

selfish person - a person who is unusually selfish

scorner, sneerer - a person who expresses contempt by remarks or facial expression

prig, snob, snot - a person regarded as arrogant and annoying

snorter - someone who expresses contempt or indignation by uttering a snorting sound

disagreeable woman, unpleasant woman - a woman who is an unpleasant person

arriviste, nouveau-riche, parvenu, upstart - a person who has suddenly risen to a higher economic status but has not gained social acceptance of others in that class

upstart - an arrogant or presumptuous person

vulgarian - a vulgar person (especially someone who makes a vulgar display of wealth)

grumbler, moaner, sniveller, squawker, whiner, bellyacher, complainer, crybaby - a person given to excessive complaints and crying and whining