Genius
Genius noun - A very smart person.
Nincompoop
Nincompoop noun - A person who lacks good sense or judgment.
Usage example: quit acting like a nincompoop, because I know you are smarter than that
Genius is an antonym for nincompoop.
How words are described
Cite this Source
Nincompoop and Genius. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/genius/nincompoop
Genius & Nincompoop. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/genius/nincompoop>.
Nincompoop or Genius. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/genius/nincompoop.
Google Ngram Viewer shows how "genius" and "nincompoop" have occurred on timeline