The difference between Demented and Lunatic

When used as adjectives, demented means insane or mentally ill, whereas lunatic means crazed, mad, insane, demented.


Lunatic is also noun with the meaning: an insane person.

check bellow for the other definitions of Demented and Lunatic

  1. Demented as an adjective:

    Insane or mentally ill.

  2. Demented as an adjective:

    Suffering from dementia.

  3. Demented as an adjective (informal):

    Crazy; ridiculous.

    Examples:

    "a demented idea"

  1. Demented as a verb:

  1. Lunatic as a noun:

    An insane person.

  1. Lunatic as an adjective:

    Crazed, mad, insane, demented.