Boneheaded and Brilliant

Boneheaded

Boneheaded adjective - Not having or showing an ability to absorb ideas readily.
Usage example: a product with a warning label that even the most boneheaded consumer should be able to understand

Brilliant is an antonym for boneheaded.

Brilliant

Brilliant adjective - Having or showing quickness of mind.
Usage example: a brilliant boy who left for college at the age of 16

Boneheaded is an antonym for brilliant.

Cite this Source
Brilliant and Boneheaded. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/boneheaded/brilliant
Boneheaded & Brilliant. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/boneheaded/brilliant>.
Brilliant or Boneheaded. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/boneheaded/brilliant.
Google Ngram Viewer shows how "boneheaded" and "brilliant" have occurred on timeline