Tough
Tough adjective - Not easily chewed.
Unrelaxing and tough are semantically related. In some cases you can use "Unrelaxing" instead an adjective "Tough".
Unrelaxing
Tough and unrelaxing are semantically related. You can use "Tough" instead an adjective "Unrelaxing".
Cite this Source
Unrelaxing and Tough. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/tough/unrelaxing
Tough & Unrelaxing. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/tough/unrelaxing>.
Unrelaxing or Tough. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/tough/unrelaxing.
Google Ngram Viewer shows how "tough" and "unrelaxing" have occurred on timeline