Exo
Formidable and exo are semantically related. In some cases you can use "Formidable" instead an adjective "Exo".
Formidable
Formidable adjective - Causing fear.
Exo and formidable are semantically related. Sometimes you can use "Exo" instead an adjective "Formidable".
Nearby Word: formidably
Mutual synonyms
Cite this Source
Formidable and Exo. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/exo/formidable
Exo & Formidable. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/exo/formidable>.
Formidable or Exo. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/exo/formidable.
Google Ngram Viewer shows how "exo" and "formidable" have occurred on timeline