Effortless and Formidable

Effortless

Effortless adjective - Involving minimal difficulty or effort.
Usage example: using an automatic dishwasher is not quite as effortless as I would like—you still have to put the dishes away

Formidable is an antonym for effortless in easy topic.

Formidable

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

Effortless is an antonym for formidable.

Nearby Word: formidably
Cite this Source
Formidable and Effortless. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/effortless/formidable
Effortless & Formidable. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/effortless/formidable>.
Formidable or Effortless. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/effortless/formidable.
Google Ngram Viewer shows how "effortless" and "formidable" have occurred on timeline