Authoritative
Authoritative adjective - Being the most accurate and apparently thorough.
Undebatable and authoritative are semantically related. In some cases you can use "Undebatable" instead an adjective "Authoritative".
Nearby Words: authority, authoritarian
Undebatable
Authoritative and undebatable are semantically related. Sometimes you can use "Authoritative" instead an adjective "Undebatable".
Mutual synonyms
Cite this Source
Undebatable and Authoritative. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/authoritative/undebatable
Authoritative & Undebatable. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/authoritative/undebatable>.
Undebatable or Authoritative. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/authoritative/undebatable.
Google Ngram Viewer shows how "authoritative" and "undebatable" have occurred on timeline