Arduous and Sudden

Arduous

Arduous adjective - Requiring considerable physical or mental effort.

Sudden and arduous are semantically related. In some cases you can use "Sudden" instead an adjective "Arduous".

Nearby Word: arduously

Sudden

Sudden adjective - Not expected.

Arduous and sudden are semantically related. Sometimes you can use "Arduous" instead an adjective "Sudden".

Nearby Words: suddenly, suddenness
Cite this Source
Sudden and Arduous. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/arduous/sudden
Arduous & Sudden. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/arduous/sudden>.
Sudden or Arduous. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/arduous/sudden.
Google Ngram Viewer shows how "arduous" and "sudden" have occurred on timeline