Formidable
Formidable adjective - Requiring considerable physical or mental effort.
Usage example: running a marathon is a formidable undertaking
Involved and formidable are semantically related. In some cases you can use "Involved" instead an adjective "Formidable".
Nearby Word: formidably
Involved
Involved adjective - Having many parts or aspects that are usually interrelated.
Formidable and involved are semantically related. Sometimes you can use "Formidable" instead an adjective "Involved".
Nearby Words: involvement, involving
Both words in one sentence
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Authority Equals Asskicking: Though he doesn't get involved in combat until late in the movie, Arius ends up presenting a more formidable obstacle to Matrix than his entire army was.
Source: Film / Commando - The Worf Effect: In order to prove the Butcher is a formidable opponent, he's involved in the slaughter of Garrus's team, pushing their leader to the brink of the Despair Event Horizon.
Source: Fanfic / Mass Effect 2 AU Lanius
Cite this Source
Involved and Formidable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/formidable/involved
Formidable & Involved. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/formidable/involved>.
Involved or Formidable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/formidable/involved.
Google Ngram Viewer shows how "formidable" and "involved" have occurred on timeline