- Definitions|2
- Thesaurus|1.4k
- Abbreviations|0
54 entries under problematical topic. ×
| strenuous(adjective, hard, great, tough, severe) | |
| uphill(adjective, hard, great, tough, difficult) | |
| wearisome(adjective, hard, tough, severe, difficult) | |
| heavy(adjective, tough, severe, difficult, harsh) | |
| troublesome(adjective, hard, tough, severe, difficulty) | |
| demanding(adjective, hard, tough, severe, difficult) | |
| formidable(adjective, tough, severe, difficulty, difficult) | |
| grueling(adjective, hard, tough, severe, difficult) | |
| wearying(adjective, tough, rough, difficult, heavy) | |
| exhausting(adjective, hard, rough, difficult, heavy) | |
| tiring(adjective, hard, tough, severe, rough) | |
| effortful(adjective, hard, great, tough, severe) | |
| wearing(adjective, hard, tough, rough, difficult) | |
| fatiguing(adjective, hard, tough, severe, rough) | |
| labored(adjective, hard, great, tough, difficult) | |
| exacting(adjective, tough, severe, difficult, harsh) | |
| rigorous(adjective, hard, tough, severe, rough) | |
| Herculean(adjective, tough, severe, difficult, awkward) | |
| bothersome(adjective, tough, severe, difficult, awkward) | |
| challenging(adjective, great, tough, severe, difficult) |
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| APA | Smart Define. (2015). toilsome thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/toilsome/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "toilsome thesaurus" https://smartdefine.org/toilsome/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, toilsome thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/toilsome/thesaurus/synonyms>. |
| MLA | Smart Define. "toilsome thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/toilsome/thesaurus/synonyms> |