Difficult
Difficult adjective - Requiring considerable physical or mental effort.
Usage example: difficult questions on the exam that required analytical thinking
Rugged is a synonym for difficult in harsh topic. In some cases you can use "Rugged" instead an adjective "Difficult", when it comes to topics like hard.
Nearby Word: difficulty
Rugged
Rugged adjective - Requiring considerable physical or mental effort.
Usage example: even more rugged than most ultramarathons, this one crosses a desert
Difficult is a synonym for rugged in harsh topic. You can use "Difficult" instead an adjective "Rugged", if it concerns topics such as hard, severe, austere, bumpy.
Mutual synonyms
Both words in one sentence
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With a trained pilot and properly calibrated systems, they become agile runners, can negotiate rugged ground, and throw solid punches, but precise hand coordination is difficult.
Source: Tabletop Game / BattleTech -
In contrast to the Mosin's rudimentary nature and rugged construction, the SVT-40 was too "elite" - it was more difficult to manufacture and maintain and cannot hold well when firing corrosive-primed ammunition without frequent cleaning.
Source: Cool Guns / Rifles
Cite this Source
Rugged and Difficult. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/difficult/rugged
Difficult & Rugged. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/difficult/rugged>.
Rugged or Difficult. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/difficult/rugged.
Google Ngram Viewer shows how "difficult" and "rugged" have occurred on timeline