Arduous
Arduous adjective - Requiring considerable physical or mental effort.
Usage example: climbing Mount Everest is an arduous, exhausting challenge
Strenuous is a synonym for arduous in difficult topic. In some cases you can use "Strenuous" instead an adjective "Arduous", when it comes to topics like hard, vigorous, onerous, tiresome. popular alternative
Nearby Word: arduously
Strenuous
Strenuous adjective - Requiring considerable physical or mental effort.
Usage example: a strenuous workout on the obstacle course
Arduous is a synonym for strenuous in difficult topic. You can use "Arduous" instead an adjective "Strenuous", if it concerns topics such as hard, demanding, vigorous, tiresome. popular alternative
Nearby Word: strenuously
Mutual synonyms
Related pairs
Cite this Source
Strenuous and Arduous. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/arduous/strenuous
Arduous & Strenuous. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/arduous/strenuous>.
Strenuous or Arduous. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/arduous/strenuous.
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