Synonyms for crazy

Other words for “crazy”, grouped by meaning.

We found 22 synonyms for “crazy”. The most common are loony, looney, nutcase, weirdo, brainsick.

noun someone deranged and possibly dangerous

adjective affected with madness or insanity

Similarinsane

adjective foolish; totally unsound

adjective possessed by inordinate excitement

adjective bizarre or fantastic

adjective intensely enthusiastic about or preoccupied with

Source: WordNet 3.1, Princeton University

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