Rational
Rational adjective - Having the ability to reason.
Unflappable and rational are semantically related. In some cases you can use "Unflappable" instead an adjective "Rational".
Unflappable
Unflappable adjective - Not easily panicked or upset.
Rational and unflappable are semantically related. Sometimes you can use "Rational" instead an adjective "Unflappable".
Mutual synonyms
Related pairs
- sensible and rational
- sensible and unflappable
- steady and rational
- steady and unflappable
- calm and rational
- calm and unflappable
- stable and rational
- stable and unflappable
- reasonable and rational
- reasonable and unflappable
- sober and rational
- sober and unflappable
- collected and rational
- collected and unflappable
Both words in one sentence
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Armstrong (cool, rational and unflappable) is the Superego.
Cite this Source
Unflappable and Rational. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/rational/unflappable
Rational & Unflappable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/rational/unflappable>.
Unflappable or Rational. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/rational/unflappable.
Google Ngram Viewer shows how "rational" and "unflappable" have occurred on timeline