Implausible and Questionless
Opposite meaning words
Implausible
Implausible adjective - Too extraordinary or improbable to believe.
Usage example: the terrorist attacks generated a whole passel of implausible conspiracy theories that dishonor the memory of those who perished
Questionless is an antonym for implausible.
Nearby Word: implausibly
Questionless
Cite this Source
Questionless and Implausible. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/implausible/questionless
Implausible & Questionless. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/implausible/questionless>.
Questionless or Implausible. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/implausible/questionless.
Google Ngram Viewer shows how "implausible" and "questionless" have occurred on timeline