Crazy
Crazy adjective - Conceived or made without regard for reason or reality.
Usage example: the mansion is a crazy construction of several different styles
Eccentric is a synonym for crazy in wise topic. In some cases you can use "Eccentric" instead the word "Crazy" as an adjective or a noun, when it comes to topics like weird, strange, peculiar, unrealistic.
Eccentric
Eccentric adjective - Different from the ordinary in a way that causes curiosity or suspicion.
Usage example: his eccentric decorating style isn't going over well with the neighbors
Crazy is a synonym for eccentric in wise topic. Sometimes you can use "Crazy" instead the word "Eccentric" as a noun or an adjective, if it concerns topics such as weird, bizarre.
Mutual synonyms
Both words in one sentence
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The series follows an eccentric/crazy schoolteacher as she takes her elementary school class on very exotic field trips which teach scientific topics.
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Parts of Greer Gilman's Moonwise and Cloud & Ashes may be almost incomprehensible unless you know a little about English folklore and ballads and can catch onto the ancient meanings of the words she's using: wood once meant crazy or eccentric, a crowd is a fiddle, and so on.
Source: Viewers Are Geniuses - Most of the time, she's a crazy and eccentric old woman.
Cite this Source
Eccentric and Crazy. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/crazy/eccentric
Crazy & Eccentric. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/crazy/eccentric>.
Eccentric or Crazy. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/crazy/eccentric.
Google Ngram Viewer shows how "crazy" and "eccentric" have occurred on timeline