- Definitions|2
- Thesaurus|2.2k
- Abbreviations|0
54 entries under problematical topic. ×
| formidable(adjective, hard, severe, rough, difficult) | |
| scabrous(adjective, rough, difficult, harsh, coarse) | |
| awkward(adjective, tough, difficulty, difficult, delicate) | |
| demanding(adjective, hard, tough, severe, rough) | |
| hairy(adjective, severe, rough, difficult, harsh) | |
| strenuous(adjective, hard, severe, rough, difficult) | |
| uphill(adjective, hard, tough, severe, rough) | |
| effortful(adjective, hard, tough, severe, rough) | |
| onerous(adjective, hard, tough, severe, rough) | |
| terrible(adjective, tough, rough, difficult, heavy) | |
| wearying(adjective, tough, rough, difficult, heavy) | |
| heavy(adjective, hard, tough, severe, rough) | |
| wearing(adjective, tough, rough, difficult, heavy) | |
| bothersome(adjective, tough, rough, difficult, heavy) | |
| difficile(adjective, tough, rough, difficult, heavy) | |
| exacting(adjective, hard, tough, severe, rough) | |
| mean(adjective, hard, tough, severe, rough) | |
| rigorous(adjective, tough, severe, rough, difficult) | |
| slavish(adjective, tough, rough, difficult, heavy) | |
| wearisome(adjective, hard, tough, severe, rough) |
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| APA | Smart Define. (2015). knotty thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/knotty/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "knotty thesaurus" https://smartdefine.org/knotty/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, knotty thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/knotty/thesaurus/synonyms>. |
| MLA | Smart Define. "knotty thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/knotty/thesaurus/synonyms> |