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
Vacuous and boneheaded are semantically related. in stupid topic. In some cases you can use "Vacuous" instead an adjective "Boneheaded".
Vacuous
Vacuous adjective - Not having or showing an ability to absorb ideas readily.
Usage example: a movie that was enthusiastically derided for its vacuous dialogue
Boneheaded and vacuous are semantically related. Sometimes you can use "Boneheaded" instead an adjective "Vacuous".
Mutual synonyms
Cite this Source
Vacuous and Boneheaded. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/boneheaded/vacuous
Boneheaded & Vacuous. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/boneheaded/vacuous>.
Vacuous or Boneheaded. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/boneheaded/vacuous.
Google Ngram Viewer shows how "boneheaded" and "vacuous" have occurred on timeline