54 entries under grueling topic. ×
| hairy(adjective, tough, rough, difficult, informal) | |
| heavy(adjective, rough, difficult, informal, awkward) | |
| formidable(adjective, tough, rough, difficult, heavy) | |
| strenuous(adjective, tough, rough, difficult, heavy) | |
| troublesome(adjective, tough, rough, difficult, heavy) | |
| bothersome(adjective, tough, rough, difficult, heavy) | |
| demanding(adjective, tough, rough, difficult, heavy) | |
| difficile(adjective, tough, rough, difficult, heavy) | |
| distressing(adjective, tough, rough, difficult, heavy) | |
| effortful(adjective, tough, rough, difficult, heavy) | |
| exacting(adjective, tough, rough, difficult, heavy) | |
| fatiguing(adjective, tough, rough, difficult, heavy) | |
| irksome(adjective, tough, rough, difficult, heavy) | |
| labored(adjective, tough, rough, difficult, heavy) | |
| mean(adjective, tough, rough, difficult, heavy) | |
| merciless(adjective, tough, rough, difficult, heavy) | |
| murder(adjective, tough, rough, difficult, heavy) | |
| onerous(adjective, tough, rough, difficult, heavy) | |
| problematical(adjective, difficult, complex, awkward, demanding) | |
| rigorous(adjective, tough, rough, difficult, heavy) |
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| APA | Smart Define. (2016). sticky thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/sticky/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sticky thesaurus" https://smartdefine.org/sticky/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2016, sticky thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/sticky/thesaurus/synonyms>. |
| MLA | Smart Define. "sticky thesaurus" 2 March 2016. Web. 29 September 2026. <https://smartdefine.org/sticky/thesaurus/synonyms> |