Fatuous and Fast

Opposite meaning words

Fatuous

Fatuous adjective - Not having or showing an ability to absorb ideas readily.

Usage example: the fatuous questions that the audience members asked after the lecture suggested to the oceanographer that they had understood little

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Synonyms for Fatuous

Antonyms for Fatuous

Fast is an antonym for fatuous.

Nearby Words: fatuity, fatuousness, fatuously

Fast

Fast adjective - Having or showing quickness of mind.

Usage example: I don't know how to operate this machine, but I'm a fast learner

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Synonyms for Fast

Antonyms for Fast

Fatuous is an antonym for fast.

Nearby Words: fasted, fasting

Cite this Source

Fast and Fatuous. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/fatuous/fast

Fatuous & Fast. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/fatuous/fast>.

Fast or Fatuous. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/fatuous/fast.

Google Ngram Viewer shows how "fatuous" and "fast" have occurred on timeline