Questionable and Unanswerable
Opposite meaning words
Questionable
Questionable adjective - Open to question or dispute.
Usage example: whether it will rain today or not is questionable
Unanswerable is an antonym for questionable.
Unanswerable
Unanswerable adjective - Not capable of being challenged or proved wrong.
Usage example: the unanswerable assertion that she didn't know much about art but she knew what she liked
Nearby Word: unanswered
Cite this Source
Unanswerable and Questionable. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/questionable/unanswerable
Questionable & Unanswerable. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/questionable/unanswerable>.
Unanswerable or Questionable. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/questionable/unanswerable.
Google Ngram Viewer shows how "questionable" and "unanswerable" have occurred on timeline