Irrefragable and Iffy
Opposite meaning words
Irrefragable
Irrefragable adjective - Not capable of being challenged or proved wrong.
Usage example: the prosecutor painstakingly built an irrefragable case
Iffy is an antonym for irrefragable.
Iffy
Iffy adjective - Subject to accident or chance or change.
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Synonyms for Iffy
Irrefragable is an antonym for iffy.
Cite this Source
Iffy and Irrefragable. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/irrefragable/iffy
Irrefragable & Iffy. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/irrefragable/iffy>.
Iffy or Irrefragable. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/irrefragable/iffy.
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