Doubtable and Indubitable
Opposite meaning words
Doubtable
Doubtable adjective - Giving good reason for being doubted, questioned, or challenged.
Usage example: her argument rested entirely upon some highly doubtable logic
Indubitable is an antonym for doubtable.
Indubitable
Indubitable adjective - Not capable of being challenged or proved wrong.
Usage example: the indubitable fact that there are no more woolly mammoths or saber-toothed tigers around
Doubtable is an antonym for indubitable.
Nearby Word: indubitably
Cite this Source
Indubitable and Doubtable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/doubtable/indubitable
Doubtable & Indubitable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/doubtable/indubitable>.
Indubitable or Doubtable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/doubtable/indubitable.
Google Ngram Viewer shows how "doubtable" and "indubitable" have occurred on timeline