Challenging
Challenging adjective - Requiring considerable physical or mental effort.
Usage example: an exceptionally challenging brainteaser
Mindless is an antonym for challenging.
Mindless
Mindless adjective - Not having or showing an ability to absorb ideas readily.
Challenging is an antonym for mindless.
Both words in one sentence
- This system essentially led to most players being unwilling to attempt even moderately challenging content without proven competent players and a person's reputation and gear becoming extremely important as one death fest could result in hours and hours of mindless exp grinding.
Source: Continuing Is Painful
Cite this Source
Mindless and Challenging. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/challenging/mindless
Challenging & Mindless. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/challenging/mindless>.
Mindless or Challenging. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/challenging/mindless.
Google Ngram Viewer shows how "challenging" and "mindless" have occurred on timeline