Challenging and Rugged

Challenging

Challenging adjective - Requiring considerable physical or mental effort.
Usage example: an exceptionally challenging brainteaser

Rugged and challenging are semantically related. In some cases you can use "Rugged" instead an adjective "Challenging".

Nearby Words: challenge, challenged, challenger

Rugged

Rugged adjective - Requiring considerable physical or mental effort.
Usage example: even more rugged than most ultramarathons, this one crosses a desert

Challenging and rugged are semantically related. Sometimes you can use "Challenging" instead an adjective "Rugged".

Nearby Words: ruggedly, rugger
Cite this Source
Rugged and Challenging. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/challenging/rugged
Challenging & Rugged. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/challenging/rugged>.
Rugged or Challenging. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/challenging/rugged.
Google Ngram Viewer shows how "challenging" and "rugged" have occurred on timeline