Irrefragable and Sure-fire

Irrefragable

Irrefragable adjective - Not capable of being challenged or proved wrong.

Sure-fire and irrefragable are semantically related. In some cases you can use "Sure-fire" instead an adjective "Irrefragable".

Sure-fire

Sure-fire adjective - Certain to be successful.
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Synonyms for Sure-fire

Irrefragable and sure-fire are semantically related. Sometimes you can use "Irrefragable" instead an adjective phrase "Sure-fire".
Cite this Source
Sure-fire and Irrefragable. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/irrefragable/sure-fire
Irrefragable & Sure-fire. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/irrefragable/sure-fire>.
Sure-fire or Irrefragable. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/irrefragable/sure-fire.