Refutable and Unquestionable
Opposite meaning words
Refutable
Unquestionable
Unquestionable adjective - Not capable of being challenged or proved wrong.
Usage example: a person of unquestionable integrity
Refutable is an antonym for unquestionable.
Cite this Source
Unquestionable and Refutable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/refutable/unquestionable
Refutable & Unquestionable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/refutable/unquestionable>.
Unquestionable or Refutable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/refutable/unquestionable.
Google Ngram Viewer shows how "refutable" and "unquestionable" have occurred on timeline