Intelligent and Rattlebrained

Opposite meaning words

Intelligent adjective - Having or showing quickness of mind.

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Rattlebrained is an antonym for intelligent.

Rattlebrained adjective - Lacking sense or discretion.

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Intelligent is an antonym for rattlebrained in stupid topic.

Cite this Source

Rattlebrained and Intelligent. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/intelligent/rattlebrained

Intelligent & Rattlebrained. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/intelligent/rattlebrained>.

Rattlebrained or Intelligent. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/intelligent/rattlebrained.

Google Ngram Viewer shows how "intelligent" and "rattlebrained" have occurred on timeline