- Definitions|2
- Thesaurus|752
- Abbreviations|0
24 entries under hard topic. ×
| toilsome(adjective, great, tough, difficult) | |
| arduous(adjective, great, tough, easy) | |
| laborious(adjective, great, tough, easy) | |
| difficult(adjective, great, tough, easy) | |
| strenuous(adjective, great, tough, severe) | |
| rugged(adjective, severe, rough, difficult) | |
| knotty(adjective, tough, severe, rough) | |
| demanding(adjective, tough, severe, rough) | |
| labored(adjective, great, tough, difficult) | |
| rough(adjective, great, tough, difficult) | |
| severe(adjective, tough, difficult, violent) | |
| exhausting(adjective, rough, difficult, heavy) | |
| grueling(adjective, tough, difficult, awkward) | |
| painful(tough, severe, difficult, problematic) | |
| rigorous(adjective, tough, severe, rough) | |
| taxing(adjective, severe, rough, difficult) | |
| tiring(adjective, tough, rough, difficult) | |
| backbreaking(adjective, tough, severe, rough) | |
| fatiguing(adjective, tough, rough, difficult) | |
| hairy(adjective, tough, severe, rough) |
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| APA | Smart Define. (2015). uphill thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/uphill/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "uphill thesaurus" https://smartdefine.org/uphill/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, uphill thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/uphill/thesaurus/synonyms>. |
| MLA | Smart Define. "uphill thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/uphill/thesaurus/synonyms> |