Synonyms of the word

paranoiac

• adj. Pertaining to, or exhibiting, paranoia.
• n. Somebody who has paranoia, a paranoid person.

paranoid

• adj. Of, related to, or suffering from paranoia.
• adj. Exhibiting extreme and irrational fear or distrust of others.
• n. Someone suffering from paranoia.

psycho

• adj. (colloquial or pejorative) Psychotic, or otherwise insane.
• n. (pejorative, slang) A person who is psychotic or otherwise insane.
• n. (pejorative, slang) A person who acts in a bizarre or dangerous manner.
• n. (informal) A class, at a college or university, in which psychology is taught.

psychotic

• adj. Of, related to, or suffering from psychosis.
• n. A person affected by psychosis.