Unchallengeable
Unchallengeable adjective - Not capable of being challenged or proved wrong.
Usage example: the contention that there are certain unchallengeable rules governing proper grammar
Unquestioned and unchallengeable are semantically related in indisputable topic. In some cases you can use "Unquestioned" instead an adjective "Unchallengeable", when it comes to topics like incontrovertible, irrefutable.
Nearby Word: unchallenged
Unquestioned
Unquestioned adjective - Generally agreed upon; not subject to dispute.
Unchallengeable and unquestioned are semantically related in indisputable topic. You can use "Unchallengeable" instead an adjective "Unquestioned", if it concerns topics such as incontrovertible, irrefutable.
Mutual synonyms
Related pairs
- positive and unchallengeable
- positive and unquestioned
- certain and unchallengeable
- certain and unquestioned
- definite and unchallengeable
- definite and unquestioned
- unquestionable and unchallengeable
- unquestionable and unquestioned
- conclusive and unchallengeable
- conclusive and unquestioned
- absolute and unchallengeable
- absolute and unquestioned
- sure and unchallengeable
- sure and unquestioned
Cite this Source
Unquestioned and Unchallengeable. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/unchallengeable/unquestioned
Unchallengeable & Unquestioned. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/unchallengeable/unquestioned>.
Unquestioned or Unchallengeable. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/unchallengeable/unquestioned.
Google Ngram Viewer shows how "unchallengeable" and "unquestioned" have occurred on timeline