Dull
Dull adjective - Not having or showing an ability to absorb ideas readily.
Usage example: the importance of the discovery was lost on the dull minds of his colleagues
Dense is a synonym for dull in stupid topic. In some cases you can use "Dense" instead an adjective "Dull", when it comes to topics like slow, unintelligent, undiscerning. informal substitute
Dense
Dense adjective - Not having or showing an ability to absorb ideas readily.
Usage example: she accused him of being dense when he didn't seem to understand her at first
Dull is a synonym for dense in slow topic. You can use "Dull" instead an adjective "Dense", if it concerns topics such as character trait, stupid, undiscerning. popular alternative
Mutual synonyms
Cite this Source
Dense and Dull. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/dull/dense
Dull & Dense. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/dull/dense>.
Dense or Dull. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/dull/dense.
Google Ngram Viewer shows how "dull" and "dense" have occurred on timeline