Facile and Hellacious

Facile

Facile adjective - Having or showing a lack of depth of understanding or character.

Hellacious is an antonym for facile.

Hellacious

Hellacious adjective - Requiring considerable physical or mental effort.
Usage example: the pioneers survived a particularly hellacious river crossing with their covered wagon barely in one piece

Facile is an antonym for hellacious.
Cite this Source
Hellacious and Facile. (2016). Retrieved 2026, August 12, from https://thesaurus.plus/related/facile/hellacious
Facile & Hellacious. N.p., 2016. Web. 12 Aug. 2026. <https://thesaurus.plus/related/facile/hellacious>.
Hellacious or Facile. 2016. Accessed August 12, 2026. https://thesaurus.plus/related/facile/hellacious.
Google Ngram Viewer shows how "facile" and "hellacious" have occurred on timeline