Consistent
Consistent adjective - Marked by an orderly, logical, and aesthetically consistent relation of parts.
Rational and consistent are semantically related. in constant topic. In some cases you can use "Rational" instead an adjective "Consistent".
Rational
Rational adjective - Having the ability to reason.
Consistent and rational are semantically related. Sometimes you can use "Consistent" instead an adjective "Rational".
Mutual synonyms
Both words in one sentence
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Evil Tastes Good: The most consistent argument by rational...ahem, non-vegan...characters is that meat is nummy and sod the consequences.
Source: Webcomic / Vegan Artbook -
Whereas the Warp is pure chaos, the Webway is more akin to Alien Geometries; rational and internally consistent, yet utterly alien.
Source: Hyperspace Is a Scary Place
Cite this Source
Rational and Consistent. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/consistent/rational
Consistent & Rational. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/consistent/rational>.
Rational or Consistent. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/consistent/rational.
Google Ngram Viewer shows how "consistent" and "rational" have occurred on timeline