Brainless
Brainless adjective - Not having or showing an ability to absorb ideas readily.
Usage example: a teacher who affirms that there are no brainless students, only lazy ones
Stupid is a synonym for brainless in characteristic topic. In some cases you can use "Stupid" instead the word "Brainless" as an adjective or a noun, when it comes to topics like foolish, idiotic. popular alternative
Stupid
Stupid adjective - Not having or showing an ability to absorb ideas readily.
Usage example: don't ask stupid questions
Brainless is a synonym for stupid in foolish topic. You can use "Brainless" instead an adjective "Stupid", if it concerns topics such as unintelligent, irresponsible. popular alternative
Mutual synonyms
Both words in one sentence
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Brainless Beauty: Helen veers close to this, though she's more naive than actually stupid.
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Brainless Beauty: It's debatable whether Michele is pretty, but she's definitely stupid.
Source: Film / The Girl in Gold Boots - Brainless Beauty: Pompeia Sulla, whose own mother describes her as 'absolutely ravishing' but 'abysmally stupid'.
Source: Literature / Masters of Rome
Cite this Source
Stupid and Brainless. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/brainless/stupid
Brainless & Stupid. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/brainless/stupid>.
Stupid or Brainless. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/brainless/stupid.
Google Ngram Viewer shows how "brainless" and "stupid" have occurred on timeline