Baseless and Rational

Opposite meaning words

Baseless adjective - Having no basis in reason or fact.

Usage example: baseless rumors that the baseball player was using steroids

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Rational is an antonym for baseless.

Nearby Word: baselessness

Rational adjective - Having the ability to reason.

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Baseless is an antonym for rational.

Cite this Source

Rational and Baseless. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/baseless/rational

Baseless & Rational. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/baseless/rational>.

Rational or Baseless. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/baseless/rational.

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