Irrefragable and Unanswerable

Irrefragable

Irrefragable adjective - Not capable of being challenged or proved wrong.
Usage example: the prosecutor painstakingly built an irrefragable case

Unanswerable is a synonym for irrefragable in definite topic. In some cases you can use "Unanswerable" instead an adjective "Irrefragable", when it comes to topics like incontrovertible, irrefutable, beyond question. popular alternative

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

Irrefragable is a synonym for unanswerable in definite topic. You can use "Irrefragable" instead an adjective "Unanswerable", if it concerns topics such as incontrovertible, irrefutable, beyond question. rare substitute

Nearby Word: unanswered
Cite this Source
Unanswerable and Irrefragable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/irrefragable/unanswerable
Irrefragable & Unanswerable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/irrefragable/unanswerable>.
Unanswerable or Irrefragable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/irrefragable/unanswerable.
Google Ngram Viewer shows how "irrefragable" and "unanswerable" have occurred on timeline