unpleasant person vs bete noire

Other hyponyms of unpleasant person include aggravator, annoyance, alienator, anathema, asshole, bastard, cocksucker, dickhead, mother fucker, motherfucker, prick, shit, SOB, son of a bitch, whoreson, bore, dullard, cold fish, creep, spook, weirdie, weirdo, weirdy, critic, bitch, cunt, cynic, faultfinder, egoist, egotist, swellhead, grabber, churl, crank, crosspatch, grouch, grump, incubus, joker, turkey, demon, devil, fiend, monster, ogre, oppressor, pawer, barbarian, boor, churl, Goth, peasant, tike, tyke, pharisee, pill, prima donna, prude, puritan, bum, crumb, dirty dog, git, lowlife, puke, rat, rotter, scum bag, scumbag, skunk, so-and-so, stinker, stinkpot, flouter, jeerer, mocker, scoffer, common scold, nag, nagger, scold, scolder, selfish person, sneak, scorner, sneerer, prig, snob, snoot, snot, snorter, disagreeable woman, unpleasant woman, arriviste, nouveau-riche, parvenu, upstart, upstart, vulgarian, bellyacher, complainer, crybaby, grumbler, moaner, sniveller, squawker, whiner, dirt ball, insect, louse, worm.