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Verb: derange  di'reynj
  1. Throw into great confusion or disorder
    - perturb, throw out of kilter
  2. Derange mentally, throw out of mental balance; make insane
    "The death of his parents deranged him";
    - unbalance

Derived forms: deranging, deranges, deranged

Type of: craze, disarray, disorder, madden