1,209 entry under adjective topic. ×
| gruelling | |
| hateful(person, mean, evil, nasty) | |
| icy(person, mean, cool, tough) | |
| immovable(mean, strong, tough, cruel) | |
| implacable(mean, strong, tough, severe) | |
| inclement(noun, nature, severe, rough) | |
| inconsiderate(person, mean, tough, severe) | |
| indifferent(person, mean, cool, unpleasant) | |
| inhuman(mean, tough, severe, evil) | |
| intractable(tough, sharp, firm, fixed) | |
| intransigent(severe, determined, stiff, resolute) | |
| powerful(person, body, strong, great) | |
| rocky(firm, delicate, stiff, rigid) | |
| stringent(tough, severe, rough, firm) | |
| excruciating(evil, rough, nasty, harsh) | |
| terrible(rough, difficult, harsh, tender) | |
| tiring(dull, difficult, full, awkward) | |
| uncompassionate(mean, cool, tough, severe) | |
| unmerciful(mean, tough, severe, harsh) | |
| uphill(great, tough, easy, severe) |
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| APA | Smart Define. (2016). hard thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/hard/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "hard thesaurus" https://smartdefine.org/hard/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, hard thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/hard/thesaurus/synonyms>. |
| MLA | Smart Define. "hard thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/hard/thesaurus/synonyms> |