- Definitions|1
- Thesaurus|404
- Abbreviations|0
32 entries under complex topic. ×
| involved(adjective, hard, difficult, awkward) | |
| knotty(adjective, hard, difficult, awkward) | |
| leaden(adjective, hard, difficult) | |
| painful(adjective, hard, difficult) | |
| rugged(adjective, hard, difficult, awkward) | |
| serious(adjective, hard, difficult, awkward) | |
| sticky(adjective, hard, difficult, awkward) | |
| toilful(adjective, hard, difficult, awkward) | |
| grave(adjective, hard, difficult) | |
| ponderous(adjective, hard, difficult) | |
| profound(adjective, hard, difficult) | |
| tricky(adjective, hard, difficult, awkward) |
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| APA | Smart Define. (2015). backbreaking thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/backbreaking/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "backbreaking thesaurus" https://smartdefine.org/backbreaking/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, backbreaking thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/backbreaking/thesaurus/synonyms>. |
| MLA | Smart Define. "backbreaking thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/backbreaking/thesaurus/synonyms> |