Brainy and Fatuous
Opposite meaning words
Brainy
Brainy adjective - Having or showing quickness of mind.
Usage example: a brainy student who didn't fit in socially
Fatuous
Fatuous adjective - Not having or showing an ability to absorb ideas readily.
Usage example: the fatuous questions that the audience members asked after the lecture suggested to the oceanographer that they had understood little
Cite this Source
Fatuous and Brainy. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/brainy/fatuous
Brainy & Fatuous. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/brainy/fatuous>.
Fatuous or Brainy. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/brainy/fatuous.
Google Ngram Viewer shows how "brainy" and "fatuous" have occurred on timeline