Dubitable and Questionless
Opposite meaning words
Dubitable
Dubitable adjective - Giving good reason for being doubted, questioned, or challenged.
Usage example: some highly dubitable “evidence” that the stone tower was built by the Vikings
Questionless is an antonym for dubitable.
Questionless
Cite this Source
Questionless and Dubitable. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/dubitable/questionless
Dubitable & Questionless. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/dubitable/questionless>.
Questionless or Dubitable. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/dubitable/questionless.
Google Ngram Viewer shows how "dubitable" and "questionless" have occurred on timeline