Arduous
Uncool
Uncool adjective - (spoken slang) unfashionable and boring.
Arduous and uncool are semantically related in irritating topic. Sometimes you can use "Arduous" instead an adjective "Uncool".
Mutual synonyms
Cite this Source
Uncool and Arduous. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/arduous/uncool
Arduous & Uncool. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/arduous/uncool>.
Uncool or Arduous. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/arduous/uncool.
Google Ngram Viewer shows how "arduous" and "uncool" have occurred on timeline