Formidable
Formidable adjective - Causing fear.
Indomitable and formidable are semantically related. in impressive topic. In some cases you can use "Indomitable" instead an adjective "Formidable", when it comes to topics like difficult.
Nearby Word: formidably
Indomitable
Indomitable adjective - Incapable of being defeated, overcome, or subdued.
Formidable and indomitable are semantically related. Sometimes you can use "Formidable" instead an adjective "Indomitable".
Nearby Word: indomitably
Mutual synonyms
Cite this Source
Indomitable and Formidable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/formidable/indomitable
Formidable & Indomitable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/formidable/indomitable>.
Indomitable or Formidable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/formidable/indomitable.
Google Ngram Viewer shows how "formidable" and "indomitable" have occurred on timeline