paranoid /(?)/

par·a·noid

paranoid

a.
  1. Affected with paranoia; as, a paranoid schizophrenic. (Med.)
  2. Suffering from delusions of being persecuted by the conspiratorial actions of others; having an unwarranted suspicion of the motives of others; -- used loosely in a negative sense, not as a medical term; as, just because you're paranoid doesn't mean they are not out to get you. [Colloq.]