Preposterous and Prudent
Opposite meaning words
Preposterous
Preposterous adjective - Showing or marked by a lack of good sense or judgment.
Usage example: a preposterous suggestion to go swimming in this freezing weather
Prudent is an antonym for preposterous.
Prudent
Prudent adjective - Having or showing good judgment and restraint especially in conduct or speech.
Preposterous is an antonym for prudent.
Cite this Source
Prudent and Preposterous. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/preposterous/prudent
Preposterous & Prudent. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/preposterous/prudent>.
Prudent or Preposterous. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/preposterous/prudent.
Google Ngram Viewer shows how "preposterous" and "prudent" have occurred on timeline