Results

Definition of derangement : The act of deranging or putting out of order, or the state of being deranged; disarrangement; disorder; confusion; especially, mental disorder; insanity.

Synonyms:

muddle, scramble, confusedness, alienation, turnover, mix-up, monomania, unbalance, jumble, disorderedness, topsy-turviness, overthrow, brainsickness, snafu, imbalance, muss, mental unsoundness, order, disturbance, psychopathy, mental illness, tumble, sane, upset, overturn, instability, swage, insaneness

disintegration, chaos, discomposure, disorder, disconnectedness, obscurity, mess, anarchy, tumult, muddlement, dishevel, turmoil, perturbation, laxity, frenzy, clutter, indistinctness, shapelessness, unevenness, amorphousness, confusion, fuzziness, disorderliness, lawlessness, inexactness, disorganization, formlessness, commotion, incoherence, disarrangement, deformity, inchoateness, messiness, looseness, indefiniteness, anarchism, entropy, insanity, disarray

curiosity, impropriety, idiosyncrasy, incongruity, freakishness, quirkiness, eccentricity, inconsistency, incompatibility, oddity, strangeness, divergence, unfamiliarity, peculiarity, aberrance, nonconformity, deviation, uniqueness, outlandishness, difference, anomaly, aberration, singularity, uncommonness, irregularity, unconventionality, exception, abnormality, funniness

delirium, brain-sickness, hysteria, feverishness, lunacy, kookiness, nuttiness, madness, craziness, dementia, mania, psychosis, battiness, hallucination, neurosis

Usage examples:

• Probably some stomach derangement, more likely some of that pollen which is floating around now. - "The Sky Pilot in No Man's Land", Ralph Connor.
• The old man had read this alliance in the stars, and any pernicious derangement of the constellation would only entail destruction upon the family he had founded. - "Weird Tales. Vol. I", E. T. A. Hoffmann.
• Only prevent their derangement, and, all things being equal, the infant will be healthy and flourish, and need not the aid of physic or physicians. - "The Maternal Management of Children, in Health and Disease.", Thomas Bull, M.D..