Crazy
Crazy adjective - Conceived or made without regard for reason or reality.
Usage example: the mansion is a crazy construction of several different styles
Insane is a synonym for crazy in ability topic. In some cases you can use "Insane" instead an adjective "Crazy", when it comes to topics like mental condition, sane, foolish, senseless. popular alternative
Insane
Insane adjective - Having or showing a very abnormal or sick state of mind.
Usage example: only an insane person would intentionally jump off a skyscraper
Crazy is a synonym for insane in foolish topic. You can use "Crazy" instead the word "Insane" as an adjective or a noun, if it concerns topics such as mad, ability, mental condition, state. informal substitute
Mutual synonyms
Both words in one sentence
-
More amusingly Nick, after exclaiming such whenever Windu proposes or does something that seems insane/crazy eventually just tells him to assume he's said it whenever he (Windu) says anything'
Source: You're Insane! -
Harry though tends to do various other interesting/crazy/insane things to win fights.
Source: Wizard Duel - Aleph: One of the things that Game Theory has as a major theme is that Reality Ensues, and that doing something crazy-awesome and insane... is crazy and insane, and doesn't have to work just because it's the hero doing it.
Source: Crazy Awesome / Fan Fic
Cite this Source
Insane and Crazy. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/crazy/insane
Crazy & Insane. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/crazy/insane>.
Insane or Crazy. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/crazy/insane.
Google Ngram Viewer shows how "crazy" and "insane" have occurred on timeline