Authoritative
Authoritative adjective - Being the most accurate and apparently thorough.
Formidable and authoritative are semantically related. In some cases you can use "Formidable" instead an adjective "Authoritative".
Nearby Words: authority, authoritarian
Formidable
Formidable adjective - Causing fear.
Authoritative and formidable are semantically related. Sometimes you can use "Authoritative" instead an adjective "Formidable".
Nearby Word: formidably
Cite this Source
Formidable and Authoritative. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/authoritative/formidable
Authoritative & Formidable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/authoritative/formidable>.
Formidable or Authoritative. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/authoritative/formidable.
Google Ngram Viewer shows how "authoritative" and "formidable" have occurred on timeline