Brains
Reason is a synonym for brains in mental condition topic. In some cases you can use "Reason" instead a noun "Brains", when it comes to topics like intelligence.
Reason
Reason noun - A statement given to explain a belief or act.
Brains is a synonym for reason in sense topic. You can use "Brains" instead a noun "Reason", if it concerns topics such as intelligence, mental analysis.
Mutual synonyms
Related pairs
Both words in one sentence
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They also would go after lungs when their ability to speak was breaking down and spines when theirs were broken and so on, the brains thing was just the one that stuck for whatever reason.
Source: Dead Unicorn Trope -
The aliens from Skyline want human brains for this reason, as far as we can tell.
Source: Wetware CPU - For some... inexplicable reason, Raz has a habit of kissing human brains whenever he comes across them.
Source: Nausea Fuel / Video Games
Cite this Source
Reason and Brains. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/brains/reason
Brains & Reason. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/brains/reason>.
Reason or Brains. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/brains/reason.
Google Ngram Viewer shows how "brains" and "reason" have occurred on timeline