Lunatic and Nutcase

Lunatic

Lunatic noun - A person judged to be legally or medically insane.
Usage example: the lunatic was committed to an institution after running naked through the department store

Nutcase is a synonym for lunatic in madman topic. In some cases you can use "Nutcase" instead the word "Lunatic" as a noun or an adjective, when it comes to topics like loony, oddball. informal substitute

Nearby Words: lunacy, luna

Nutcase

Nutcase noun - A person judged to be legally or medically insane.
Usage example: some nutcase was arrested for sending the threatening letters to the White House
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Synonyms for Nutcase

Lunatic is a synonym for nutcase in nut topic. You can use "Lunatic" instead the word "Nutcase" as a noun or an adjective, if it concerns topics such as oddball, madman, loony, overenthusiastic.
Cite this Source
Nutcase and Lunatic. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/lunatic/nutcase
Lunatic & Nutcase. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/lunatic/nutcase>.
Nutcase or Lunatic. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/lunatic/nutcase.
Google Ngram Viewer shows how "lunatic" and "nutcase" have occurred on timeline