1,209 entry under adjective topic. ×
| demanding(dull, tough, easy, severe) | |
| stale(difficult, complex, dry, bare) | |
| austere(strong, tough, severe, rough) | |
| ambitious(ability, difficult, complex, effort) | |
| burly(difficult, complex) | |
| grim(person, mean, strong, tough) | |
| problematic(difficult, delicate, complex, tricky) | |
| stony(mean, cool, tough, severe) | |
| weighty(difficult, heavy, complex) | |
| disturbing(mean, severe, difficult, harsh) | |
| labyrinthine(difficult, complex, involved, tricky) | |
| leaden(difficult, complex) | |
| merciless(mean, tough, severe, evil) | |
| ponderous(difficult, complex) | |
| strict(strong, tough, easy, severe) | |
| troubled(rough, difficult, complex, painful) | |
| flinty(strong, tough, severe, evil) | |
| Gordian(difficult, complex, intricate, thorny) | |
| byzantine(difficult, complex, involved, complicated) | |
| elaborate(difficult, complex, grand, involved) |
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| APA | Smart Define. (2016). hard thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/hard/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "hard thesaurus" https://smartdefine.org/hard/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, hard thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/hard/thesaurus/synonyms>. |
| MLA | Smart Define. "hard thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/hard/thesaurus/synonyms> |