205 entries under difficult topic. ×
| brutal(adjective, person, mean, tough, severe) | |
| dire(adjective, tender, unpleasant, complex) | |
| involved(adjective, complex, awkward, demanding) | |
| massive(adjective, person, body, complex) | |
| nasty(adjective, mean, cool, tough, severe) | |
| profound(adjective, intense, complex, emotional) | |
| demanding(adjective, dull, tough, easy, severe) | |
| stale(adjective, complex, dry, bare) | |
| austere(adjective, strong, tough, severe, rough) | |
| ambitious(adjective, ability, complex, effort) | |
| burly(adjective, complex) | |
| problematic(adjective, delicate, complex, tricky) | |
| weighty(adjective, heavy, complex) | |
| disturbing(adjective, mean, severe, harsh) | |
| labyrinthine(adjective, complex, involved, tricky) | |
| leaden(adjective, complex) | |
| merciless(adjective, mean, tough, severe, evil) | |
| ponderous(adjective, complex) | |
| strict(adjective, strong, tough, easy, severe) | |
| troubled(adjective, rough, complex, painful) |
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| APA | Smart Define. (2016). hard thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/hard/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "hard thesaurus" https://smartdefine.org/hard/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, hard thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/hard/thesaurus/synonyms>. |
| MLA | Smart Define. "hard thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/hard/thesaurus/synonyms> |