Effortless and Hellacious

Effortless

Effortless adjective - Involving minimal difficulty or effort.

Hellacious is an antonym for effortless.

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

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