Intelligent
Intelligent adjective - Having or showing quickness of mind.
Subtle is a synonym for intelligent in sly topic. In some cases you can use "Subtle" instead an adjective "Intelligent", when it comes to topics like crafty.
Mutual synonyms
Related pairs
Both words in one sentence
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Flashback Cut Green Aesop: A relatively subtle and intelligent one, & arguably the only subtle thing in the entire film.
Source: Film / Bio-Dome -
Xeexi may count as well, being much more subtle and intelligent than most bad guys.
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As anyone who played the game will tell you, the humor is much more intelligent and subtle, with only a few potty jokes here and there.
Cite this Source
Subtle and Intelligent. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/intelligent/subtle
Intelligent & Subtle. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/intelligent/subtle>.
Subtle or Intelligent. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/intelligent/subtle.
Google Ngram Viewer shows how "intelligent" and "subtle" have occurred on timeline