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