Preposterous and Sober

Opposite meaning words

Preposterous adjective - Conceived or made without regard for reason or reality.

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Sober is an antonym for preposterous.

Sober adjective - Not joking or playful in mood or manner.

Usage example: a sober reply to what was only a teasing comment

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Preposterous is an antonym for sober.

Nearby Words: soberly, soberness, sobering, sobered

Cite this Source

Sober and Preposterous. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/preposterous/sober

Preposterous & Sober. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/preposterous/sober>.

Sober or Preposterous. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/preposterous/sober.

Google Ngram Viewer shows how "preposterous" and "sober" have occurred on timeline