Hyperintelligent and Knuckleheaded
Opposite meaning words
Hyperintelligent
Hyperintelligent adjective - Having or showing quickness of mind.
Usage example: from an early age he showed signs of being a hyperintelligent child
Knuckleheaded is an antonym for hyperintelligent.
Knuckleheaded
Knuckleheaded adjective - Not having or showing an ability to absorb ideas readily.
Usage example: the editorial lampooned the knuckleheaded legislation, which was yet another attempt by the government to protect people from themselves
Hyperintelligent is an antonym for knuckleheaded.
Cite this Source
Knuckleheaded and Hyperintelligent. (2017). Retrieved 2026, July 22, from https://thesaurus.plus/related/hyperintelligent/knuckleheaded
Hyperintelligent & Knuckleheaded. N.p., 2017. Web. 22 Jul. 2026. <https://thesaurus.plus/related/hyperintelligent/knuckleheaded>.
Knuckleheaded or Hyperintelligent. 2017. Accessed July 22, 2026. https://thesaurus.plus/related/hyperintelligent/knuckleheaded.
Google Ngram Viewer shows how "hyperintelligent" and "knuckleheaded" have occurred on timeline