demented

About 0.77 uses per million words.

Meaning

1. adjective Insane; mentally ill.
2. adjective Having dementia.
3. adjective Crazy; ridiculous.

   a demented idea

4. verb simple past and past participle of dement

Similar words

crazy mad insane unhinged brainsick sick disturbed distracted unbalanced lunatic

Often followed by

patients and patient elderly with person old or man

Word family

dementedly dementedness dementednesses