self-contradictory

CIDE DICTIONARY

self-contradictory, a. 

 Contradicting one's self or itself.  [1913 Webster]

THESAURUS

self-contradictory

aberrant, abnormal, abroad, absonant, absurd, adrift, all abroad, all off, all wrong, ambiguous, ambivalent, amiss, anomalous, antinomic, askew, astray, at fault, awry, barred, beside the mark, closed-out, contradictory, contrary to reason, corrupt, deceptive, defective, delusive, deviant, deviational, deviative, disproportionate, distorted, equivocal, errant, erring, erroneous, excluded, fallacious, false, faultful, faulty, flawed, heretical, heterodox, hopeless, illogical, illusory, impossible, inauthentic, incoherent, incommensurable, incommensurate, incompatible, inconceivable, inconclusive, incongruous, inconsequent, inconsequential, inconsistent, inconsonant, invalid, ironic, irrational, irreconcilable, logically impossible, loose, nonscientific, not following, not possible, not right, not true, off, off the track, out, out of proportion, oxymoronic, paradoxical, paralogical, peccant, perverse, perverted, preposterous, prohibited, reasonless, ridiculous, ruled-out, self-annulling, self-refuting, senseless, straying, unauthentic, unconnected, unfactual, unimaginable, unorthodox, unphilosophical, unproved, unreasonable, unscientific, unthinkable, untrue, wide, without reason, wrong