- Definitions|1
- Thesaurus|241
- Abbreviations|0
38 entries under hard topic. ×
| inflexible(adjective, strict, obstinate, stubborn) | |
| set(adjective, stiff, resolute, rigid) | |
| strict(adjective, rigid, inflexible, obstinate) | |
| inalterable(adjective, inflexible, intent, unalterable) | |
| unbending(adjective, rigid, inflexible, strict) | |
| unchangeable(adjective, set, certain, stiff) | |
| dogged(adjective, set, stiff, rigid) | |
| fixed(adjective, set, certain, stiff) | |
| immutable(adjective, set, stiff, rigid) | |
| intractable(adjective, set, stiff, rigid) | |
| iron(adjective, set, stiff, rigid) | |
| obstinate(adjective, set, stiff, rigid) | |
| rigid(inflexible, strict, obstinate, stubborn) | |
| single-minded(adjective, set, stiff, rigid) | |
| staunch(adjective, set, stiff, rigid) | |
| steadfast(adjective, set, stiff, rigid) | |
| steely(adjective, set, stiff, rigid) | |
| stringent(adjective, set, stiff, rigid) | |
| unadaptable(adjective, set, stiff, rigid) | |
| uncompliant(adjective, set, stiff, rigid) |
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| APA | Smart Define. (2015). hard-and-fast thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/hard-and-fast/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "hard-and-fast thesaurus" https://smartdefine.org/hard-and-fast/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, hard-and-fast thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/hard-and-fast/thesaurus/synonyms>. |
| MLA | Smart Define. "hard-and-fast thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/hard-and-fast/thesaurus/synonyms> |