Intelligent
Intelligent adjective - Having or showing quickness of mind.
Usage example: his intelligent response to the emergency averted a disaster
Screwball is an antonym for intelligent.
Screwball
Screwball adjective - Showing or marked by a lack of good sense or judgment.
Usage example: she's always off on some screwball plan
Intelligent is an antonym for screwball.
Nearby Word: screw
Both words in one sentence
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Screwball Serum: The Count once unwittingly drank a toxic drug of his own design, which turned him into a super-intelligent psychopath.
Source: Comic Book / Spirou and Fantasio
Cite this Source
Screwball and Intelligent. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/intelligent/screwball
Intelligent & Screwball. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/intelligent/screwball>.
Screwball or Intelligent. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/intelligent/screwball.
Google Ngram Viewer shows how "intelligent" and "screwball" have occurred on timeline