- Definitions|1
- Thesaurus|219
- Abbreviations|0
121 entries under adjective topic. ×
| insensible(strong, hard, tough, sturdy) | |
| intolerant | |
| militant | |
| moralistic | |
| opinionated | |
| pietistic | |
| prim | |
| proper | |
| prudish | |
| puritanical | |
| robust(strong, hard, tough, sturdy) | |
| rugged(strong, hard, tough, sturdy) | |
| stand pat | |
| steel(strong, hard, tough, sturdy) | |
| strait-laced | |
| strong(hard, tough, sturdy, rigid) | |
| stuffy | |
| thick(strong, hard, tough, sturdy) | |
| unfeeling(tough, hardened, cynical, hard-nosed) | |
| ungiving |
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| APA | Smart Define. (2015). hard-line thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/hard-line/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "hard-line thesaurus" https://smartdefine.org/hard-line/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, hard-line thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/hard-line/thesaurus/synonyms>. |
| MLA | Smart Define. "hard-line thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/hard-line/thesaurus/synonyms> |