- Definitions|2
- Thesaurus|752
- Abbreviations|0
75 entries under difficult topic. ×
| exhausting(adjective, hard, rough, heavy) | |
| grueling(adjective, hard, tough, awkward) | |
| operose(adjective, tough, severe, rough) | |
| painful(hard, tough, severe, problematic) | |
| rigorous(adjective, hard, tough, severe, rough) | |
| tricky(adjective, tough, complex, awkward) | |
| wearying(adjective, tough, rough, heavy) | |
| complex | |
| exacting(adjective, tough, severe, rough) | |
| grinding(adjective, tough, rough, heavy) | |
| heavy(adjective, tough, severe, rough) | |
| oppressive | |
| taxing(adjective, hard, severe, rough) | |
| thorny | |
| ticklish | |
| tight | |
| tiring(adjective, hard, tough, rough) | |
| trying(adjective, tough, severe, rough) | |
| Herculean(adjective, tough, severe, awkward) | |
| backbreaking(adjective, hard, tough, severe, rough) |
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| APA | Smart Define. (2015). uphill thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/uphill/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "uphill thesaurus" https://smartdefine.org/uphill/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, uphill thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/uphill/thesaurus/synonyms>. |
| MLA | Smart Define. "uphill thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/uphill/thesaurus/synonyms> |