Confirmed and Fallacious
Opposite meaning words
Confirmed
Confirmed adjective - Being such by habit and not likely to change.
Fallacious is an antonym for confirmed.
Fallacious
Fallacious adjective - Not using or following good reasoning.
Usage example: it's fallacious to say that something must exist because science hasn't proven its nonexistence
Confirmed is an antonym for fallacious.
Cite this Source
Fallacious and Confirmed. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/confirmed/fallacious
Confirmed & Fallacious. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/confirmed/fallacious>.
Fallacious or Confirmed. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/confirmed/fallacious.
Google Ngram Viewer shows how "confirmed" and "fallacious" have occurred on timeline