Sharp and Unperceptive

Sharp

Sharp adjective - Having or showing a practical cleverness or judgment.
Usage example: a sharp customer who wasn't about to be taken in by that smooth-tongued salesman

Unperceptive is an antonym for sharp.

Unperceptive

Unperceptive adjective - Not having or showing a deep understanding of something.
Usage example: unperceptive readers failed to see that the “news story” was an elaborate put-on

Sharp is an antonym for unperceptive.
Cite this Source
Unperceptive and Sharp. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/sharp/unperceptive
Sharp & Unperceptive. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/sharp/unperceptive>.
Unperceptive or Sharp. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/sharp/unperceptive.
Google Ngram Viewer shows how "sharp" and "unperceptive" have occurred on timeline