List of eccentric synonyms and eccentric related words.
aberrant, abnormal, absurd, adrift, afloat, alien, alternating, amorphous, amusing, anomalistic, anomalous, beezer, bizarre, bohemian, broken, capricious, careening, case, catchy, caution, changeable, changeful, character, choppy, coot, crackpot, crank, crankish, cranky, crotchety, curious, desultory, deviable, deviant, deviative, different, dippy, disconnected, discontinuous, dissenter, divergent, dizzy, dotty, droll, duck, erratic, exceptionable, exceptional, fanatic, fantastic, fast and loose, fey, fickle, fitful, flake, flaky, flickering, flighty, flitting, fluctuating, formless, freak, freaked out, freakish, freaky, funny, giddy, grotesque, guttering, halting, heretic, herky-jerky, hermit, heteroclite, heteromorphic, hilarious, hobo, humorous, idiocratic, idiosyncratic, immethodical, impetuous, impulsive, incongruous, inconsistent, inconstant, indecisive, infirm, intermittent, intermitting, irregular, irresolute, irresponsible, jerky, kinky, kook, kooky, laughable, lone wolf, loner, ludicrous, lurching, maggoty, maverick, mazy, mercurial, meshuggenah, moody, natural, nonconformist, nonuniform, nut, nutty, odd, odd fellow, oddball, oddity, off, off the wall, off-balance, off-center, original, out, outlandish, outsider, pariah, passing strange, patchy, peculiar, priceless, quaint, queer, queer duck, queer fish, queer specimen, quirky, quiz, quizzical, rambling, rara avis, recluse, restless, rich, ridiculous, risible, rough, roving, scatterbrained, scrappy, screaming, screwball, screwy, shapeless, shifting, shifty, shuffling, singular, snatchy, solitary, spasmatic, spasmic, spasmodic, spastic, spineless, spook, sporadic, spotty, staggering, strange, strange duck, stray, straying, subnormal, tramp, twisted, type, unaccountable, unbalanced, uncentered, uncertain, unconformist, uncontrolled, unconventional, undependable, undisciplined, unearthly, unequal, uneven, unfixed, unmethodical, unmetrical, unnatural, unpredictable, unregular, unreliable, unrestrained, unrhythmical, unsettled, unstable, unstable as water, unstaid, unsteadfast, unsteady, unsystematic, vacillating, vagrant, variable, veering, vicissitudinary, vicissitudinous, volatile, wacky, wandering, wanton, wavering, wavery, wavy, wayward, weird, weirdo, whimsical, wishy-washy, witty, wobbling, wobbly, wondrous strange, zealot, zombie