Irrefrangible and Questionable
Opposite meaning words
Irrefrangible
Questionable
Questionable adjective - Giving good reason for being doubted, questioned, or challenged.
Irrefrangible is an antonym for questionable.
Cite this Source
Questionable and Irrefrangible. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/irrefrangible/questionable
Irrefrangible & Questionable. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/irrefrangible/questionable>.
Questionable or Irrefrangible. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/irrefrangible/questionable.
Google Ngram Viewer shows how "irrefrangible" and "questionable" have occurred on timeline