Difference between Psycho and Lunatic

What is the difference between Psycho and Lunatic?

Psycho as an adjective is psychotic, or otherwise insane. while Lunatic as an adjective is crazed, mad, insane, demented

Part of speech: adjective

Definition: Psychotic, or otherwise insane.

Part of speech: noun

Definition: A person who is psychotic or otherwise insane. A person who acts in a bizarre or dangerous manner.

Example sentence: I watched 'Psycho' a million times.

Part of speech: noun

Definition: An insane person.

Part of speech: adjective

Definition: crazed, mad, insane, demented

We hope you now know whether to use Psycho or Lunatic in your sentence.