Arduous and Serious

Related words

Arduous

Arduous adjective - Requiring considerable physical or mental effort.

Usage example: climbing Mount Everest is an arduous, exhausting challenge

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Serious and arduous are semantically related in easy topic. In some cases you can use "Serious" instead an adjective "Arduous".

Nearby Word: arduously

Serious

Serious adjective - Not joking or playful in mood or manner.

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Synonyms for Serious

Antonyms for Serious

Arduous and serious are semantically related in easy topic. Sometimes you can use "Arduous" instead an adjective "Serious", if it concerns topics such as crucial.

Nearby Words: seriously, seriousness

Mutual synonyms

Related pairs

Cite this Source

Serious and Arduous. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/arduous/serious

Arduous & Serious. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/arduous/serious>.

Serious or Arduous. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/arduous/serious.

Google Ngram Viewer shows how "arduous" and "serious" have occurred on timeline