Perspicacious and Thickheaded

Opposite meaning words

Perspicacious adjective - Mentally acute or penetratingly discerning.

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Thickheaded is an antonym for perspicacious.

Nearby Word: perspicacity

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

Usage example: don't suppose that he's thickheaded just because he doesn't understand English very well

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Perspicacious is an antonym for thickheaded.

Cite this Source

Thickheaded and Perspicacious. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/perspicacious/thickheaded

Perspicacious & Thickheaded. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/perspicacious/thickheaded>.

Thickheaded or Perspicacious. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/perspicacious/thickheaded.

Google Ngram Viewer shows how "perspicacious" and "thickheaded" have occurred on timeline