Rational and Ultrasmart

Rational

Rational adjective - Having the ability to reason.

Ultrasmart and rational are semantically related. In some cases you can use "Ultrasmart" instead an adjective "Rational".

Ultrasmart

Ultrasmart adjective - Having or showing quickness of mind.
Usage example: those ultrasmart investors who got out of the stock market before it collapsed

Rational and ultrasmart are semantically related. Sometimes you can use "Rational" instead an adjective "Ultrasmart".
Cite this Source
Ultrasmart and Rational. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/rational/ultrasmart
Rational & Ultrasmart. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/rational/ultrasmart>.
Ultrasmart or Rational. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/rational/ultrasmart.
Google Ngram Viewer shows how "rational" and "ultrasmart" have occurred on timeline