- Definitions|2
- Thesaurus|856
- Abbreviations|0
136 entries under hard topic. ×
| hard-and-fast(resolute, rigid, inflexible, strict) | |
| hard-shell(adjective, strong, tough, severe) | |
| hard as nails(expression, adjective, idiom, strong) | |
| hatchetjob(adjective, mean, harsh, cold) | |
| killer instinct(expression, adjective, mean, harsh) | |
| robust(adjective, strong, tough, sturdy) | |
| rock hard(expression, adjective, strong, tough) | |
| rugged(adjective, strong, tough, harsh) | |
| satanic(adjective, mean, harsh, cold) | |
| soulless(adjective, mean, harsh, cold) | |
| steel(adjective, strong, tough, sturdy) | |
| strong(adjective, tough, sturdy, rigid) | |
| sturdy(adjective, strong, tough, rugged) | |
| thick(adjective, strong, tough, sturdy) | |
| tough inflexible(expression, strong, tough, sturdy) | |
| unadaptable(resolute, rigid, inflexible, strict) |
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| APA | Smart Define. (2016). implacable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/implacable/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "implacable thesaurus" https://smartdefine.org/implacable/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2016, implacable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/implacable/thesaurus/synonyms>. |
| MLA | Smart Define. "implacable thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/implacable/thesaurus/synonyms> |