108 entries under difficult topic. ×
| tiring(adjective, tough, rough, heavy) | |
| uphill battle(expression, adjective, tough, rough) | |
| discomforting | |
| embarrassing | |
| grueling(adjective, hard, awkward, demanding) | |
| heavy sledding(adjective, rigorous) | |
| large order(adjective, rigorous) | |
| testing(adjective, severe, violent, awkward) |
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| APA | Smart Define. (2015). rugged thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/rugged/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "rugged thesaurus" https://smartdefine.org/rugged/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, rugged thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/rugged/thesaurus/synonyms>. |
| MLA | Smart Define. "rugged thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/rugged/thesaurus/synonyms> |