Formidable
Formidable adjective - Causing fear.
Powerful is a synonym for formidable in impressive topic. In some cases you can use "Powerful" instead an adjective "Formidable", when it comes to topics like difficult.
Nearby Word: formidably
Powerful
Powerful adjective - Having great power or influence.
Formidable is a synonym for powerful in influential topic. Sometimes you can use "Formidable" instead an adjective "Powerful".
Mutual synonyms
Related pairs
Both words in one sentence
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She's a Seeker of Truth and the Right Hand of the Divine, a very powerful and formidable warrior who comes from a clan of dragonslayers.
Source: Badass Princess -
However, that world's champion proves to be powerful and formidable enough to briefly take out both The Flash and Red Robin with barely any trouble, forcing a pissed-off Superman to show up and challenge him directly.
Source: Comicbook / Convergence - Shoplift and Die: Shopkeepers are formidable opponents, with high survivability and (usually) powerful offense.
Source: Video Game / Egoboo
Cite this Source
Powerful and Formidable. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/formidable/powerful
Formidable & Powerful. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/formidable/powerful>.
Powerful or Formidable. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/formidable/powerful.
Google Ngram Viewer shows how "formidable" and "powerful" have occurred on timeline