- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
29 entries under heavy topic. ×
| murder(adjective, tough, rough, difficult) | |
| rigorous(adjective, tough, rough, difficult) | |
| scabrous(adjective, tough, rough, difficult) | |
| serious(adjective, tough, rough, difficult) | |
| slavish(adjective, tough, rough, difficult) | |
| sticky(adjective, tough, rough, difficult) | |
| terrible(adjective, tough, rough, difficult) | |
| unsparing(adjective, tough, rough, difficult) | |
| uphill battle(expression, adjective, tough, rough, difficult) |
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| APA | Smart Define. (2013). herculean thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/herculean/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "herculean thesaurus" https://smartdefine.org/herculean/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2013, herculean thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/herculean/thesaurus/synonyms>. |
| MLA | Smart Define. "herculean thesaurus" 28 June 2013. Web. 1 October 2026. <https://smartdefine.org/herculean/thesaurus/synonyms> |