Brainless
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
Brainless is a synonym for dull in unintelligent topic. Sometimes you can use "Brainless" instead an adjective "Dull", if it concerns topics such as stupid.
Mutual synonyms
Both words in one sentence
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Brainless Beauty: JB du Rone, who is at least as attractive as Jason, but is much more dull.
Cite this Source
Dull and Brainless. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/brainless/dull
Brainless & Dull. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/brainless/dull>.
Dull or Brainless. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/brainless/dull.
Google Ngram Viewer shows how "brainless" and "dull" have occurred on timeline