66 entries under difficult topic. ×
| testing(adjective, awkward, demanding, grueling) | |
| toilsome(adjective, tough, rough, heavy) | |
| tricky(adjective, awkward, demanding, grueling) | |
| troublesome(adjective, tough, rough, heavy) | |
| uphill(adjective, tough, rough, heavy) | |
| wearisome(adjective, tough, rough, heavy) |
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| APA | Smart Define. (2015). scabrous thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/scabrous/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "scabrous thesaurus" https://smartdefine.org/scabrous/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, scabrous thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/scabrous/thesaurus/synonyms>. |
| MLA | Smart Define. "scabrous thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/scabrous/thesaurus/synonyms> |