Synonyms for Incongruous:

adj.

absurd (adjective)
illogical, paradoxical, inconsistent, ludicrous, nonsensical, crazy, silly, implausible, fallacious, anachronistic, inane, absurd, contradictory, foolish, meaningless, senseless, impossible, ridiculous, eccentric, irrational, bizarre, idiotic, preposterous, self-contradictory, invalid, outlandish, farcical.
anachronistic (adjective)
anachronistic.
conflicting (adjective)
paradoxical, Inconsonant.
disagreeing (adjective)
discrepant.
discrepant (adjective)
incongruent.
improper (adjective)
unfitting, Unapt, unbefitting.
ironic (adjective)
ironic.
nonconforming (adjective)
eccentric, unfamiliar, misfit, bizarre, deviant, abnormal, nonconforming, crazy, crosspatch, off, oddity, novel, different, erratic, freakish, divergent, deranged, unusual, odd, strange, irregular, outlandish, incompatible, unique, inconsistent, atypical, funny, untypical, singular, exceptional, un-ordinary, aberrant, quirky, unconventional, uncommon, oddball, anomalous, idiosyncratic, extraordinary, out of the ordinary, peculiar, improper, fey, curious, mismatch, uncustomary.
out of place; absurd (adjective)
bizarre, incompatible, incongruent, incoherent, disparate, unpredictable, contradictory, unbecoming, unrelated, illogical, divergent, inapt, unbalanced, lopsided, improper, irregular, unconnected, twisted, inappropriate, inconsistent.
unintelligible (adjective)
incoherent.

n.

unreal, surreal, weird, edgy. dissonant, incongruent, agree. malapropos, unbecoming, Unapt, inapt, unseemly, usual, inept, unfit, unbefitting. incongruous (noun)
incompatible, inconsistent, unfitting, discrepant, ironical, out or keeping, inappropriate, ironic, inharmonious.
inconsistent (noun)
like, unpredictable, unbalanced, incoherent, disparate, twisted, loose, unconnected, unrelated, lopsided, incongruent, Inconsonant.
unsuitable (noun)
unseemly.

Other synonyms:

incoherent, weird, incongruent, inapt, unbefitting, surreal. malapropos, unbecoming, inept. unseemly, unreal, Unapt, unfit. inconsistent
dissonant.
Other relevant words:
incongruent, unbefitting, disparate, surreal, unbalanced, inharmonious, inappropriate, lopsided, usual, ironic, Inconsonant, Unapt, like, loose, unfitting, inept, dissonant, agree, unseemly, incoherent, malapropos, inapt, unpredictable, weird, unfit, unbecoming, unreal, discrepant, unrelated, edgy, twisted, ironical, unconnected.

Usage examples for incongruous

  1. It is distressing to see this interesting gem of fourteenth- century architecture amid the incongruous surroundings of a coalyard. – Vanishing England by P. H. Ditchfield
  2. Others are a marvel of ingenious and incongruous combination. – Italy, the Magic Land by Lilian Whiting
  3. Irene had told him the kitten's name was Kate; so he kept right on calling it that even after it become incongruous as you might say. – Somewhere in Red Gap by Harry Leon Wilson