Pertinent and Rational

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Pertinent adjective - Having to do with the matter at hand.

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

Nearby Words: pertinence, pertinency

Rational adjective - Having the ability to reason.

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Pertinent and rational are semantically related. Sometimes you can use "Pertinent" instead an adjective "Rational".

Cite this Source

Rational and Pertinent. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/pertinent/rational

Pertinent & Rational. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/pertinent/rational>.

Rational or Pertinent. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/pertinent/rational.

Google Ngram Viewer shows how "pertinent" and "rational" have occurred on timeline