Synonyms and related words :
abnormal, absurd, alien, anomalous, anomaly, bizarre, black sheep, blemish, case, character, crackpot, crank, crankish, cranky, crosspatch, crotchety, curious, deviant, deviative, different, divergent, dotty, duck, eccentric, erratic, exceptional, fanatic, fey, flake, flaky, foreign body, foreign intruder, freak, freaked out, freakish, freaky, funny, hermit, hobo, idiocratic, idiosyncratic, impurity, individualist, inner-directed person, intruder, irregular, kinky, kook, kooky, lone wolf, loner, maggoty, maverick, meshuggenah, misfit, monkey wrench, mote, natural, naysayer, nonconformist, nut, nutty, odd, odd fellow, oddity, off, off the wall, original, out, outlandish, outsider, pariah, passing strange, peculiar, quaint, queer, queer duck, queer fish, queer specimen, quirky, quiz, rara avis, recluse, screwball, screwy, singular, sliver, solitary, speck, splinter, spook, sport, stone, strange, strange duck, tramp, twisted, type, unconventional, unearthly, unnatural, wacky, weed, weird, weirdo, whimsical, wondrous strange, zealot, zombie