Intelligent
Intelligent adjective - Having or showing quickness of mind.
Rapid and intelligent are semantically related. In some cases you can use "Rapid" instead an adjective "Intelligent".
Rapid
Rapid adjective - Moving, proceeding, or acting with great speed.
Intelligent and rapid are semantically related. Sometimes you can use "Intelligent" instead an adjective "Rapid".
Both words in one sentence
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Playing straight into the trope, one of Wolfgang Hohlbein's Hexer von Salem stories features entire swarms of moths magically altered to cause rapid aging in anything and anyone they touch and under an intelligent antagonist's control.
Source: Macabre Moth Motif
Cite this Source
Rapid and Intelligent. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/intelligent/rapid
Intelligent & Rapid. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/intelligent/rapid>.
Rapid or Intelligent. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/intelligent/rapid.
Google Ngram Viewer shows how "intelligent" and "rapid" have occurred on timeline