Authoritative
Authoritative adjective - Being the most accurate and apparently thorough.
Most powerful and authoritative are semantically related. In some cases you can use "Most powerful" instead an adjective "Authoritative".
Nearby Words: authority, authoritarian
Most powerful
Authoritative and most powerful are semantically related. Sometimes you can use "Authoritative" instead an adjective phrase "Most powerful".
Mutual synonyms
Cite this Source
Most powerful and Authoritative. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/authoritative/most_powerful
Authoritative & Most powerful. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/authoritative/most_powerful>.
Most powerful or Authoritative. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/authoritative/most_powerful.
Google Ngram Viewer shows how "authoritative" and "most powerful" have occurred on timeline