Rational and Weighty

Rational

Rational adjective - Having the ability to reason.

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

Weighty

Weighty adjective - Having a matter of importance as its topic.

Rational and weighty are semantically related. Sometimes you can use "Rational" instead an adjective "Weighty".

Cite this Source
Weighty and Rational. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/rational/weighty
Rational & Weighty. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/rational/weighty>.
Weighty or Rational. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/rational/weighty.
Google Ngram Viewer shows how "rational" and "weighty" have occurred on timeline