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1 entry under adjective topic. ×
| difficult(hard, striking, tricky, complicated) |
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| APA | Smart Define. (2011). hard to solve thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/hard_to_solve/thesaurus/synonyms |
| Chicago | Smart Define. 2011. "hard to solve thesaurus" https://smartdefine.org/hard_to_solve/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2011, hard to solve thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/hard_to_solve/thesaurus/synonyms>. |
| MLA | Smart Define. "hard to solve thesaurus" 21 May 2011. Web. 26 September 2026. <https://smartdefine.org/hard_to_solve/thesaurus/synonyms> |