Irrational and Supposable

Opposite meaning words

Irrational adjective - Not using or following good reasoning.

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Supposable is an antonym for irrational.

Supposable adjective - Capable of being inferred on slight grounds.

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Irrational is an antonym for supposable in reasonable topic.

Cite this Source

Supposable and Irrational. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/irrational/supposable

Irrational & Supposable. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/irrational/supposable>.

Supposable or Irrational. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/irrational/supposable.

Google Ngram Viewer shows how "irrational" and "supposable" have occurred on timeline