Irrefragable
Irrefragable adjective - Not capable of being challenged or proved wrong.
Ultimate and irrefragable are semantically related. in definite topic. In some cases you can use "Ultimate" instead an adjective "Irrefragable".
Ultimate
Ultimate adjective - Of the greatest or highest degree or quantity.
Irrefragable and ultimate are semantically related. Sometimes you can use "Irrefragable" instead an adjective "Ultimate".
Nearby Words: ultimatum, ultimately
Mutual synonyms
Cite this Source
Ultimate and Irrefragable. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/irrefragable/ultimate
Irrefragable & Ultimate. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/irrefragable/ultimate>.
Ultimate or Irrefragable. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/irrefragable/ultimate.
Google Ngram Viewer shows how "irrefragable" and "ultimate" have occurred on timeline