Formidable and Facile

Formidable

Formidable adjective - Requiring considerable physical or mental effort.
Usage example: running a marathon is a formidable undertaking

Facile is an antonym for formidable in difficult topic.

Nearby Word: formidably

Facile

Facile adjective - Involving minimal difficulty or effort.
Usage example: a few early facile victories misled the country into thinking that the war would be short and relatively painless

Formidable is an antonym for facile.
Cite this Source
Facile and Formidable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/formidable/facile
Formidable & Facile. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/formidable/facile>.
Facile or Formidable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/formidable/facile.
Google Ngram Viewer shows how "formidable" and "facile" have occurred on timeline