57 entries under firm topic. ×
| ossified(adjective, hard, solid, stiff) | |
| petrified(adjective, strong, hard, secure) | |
| refractory(adjective, hard, rough, harsh) | |
| resistant(adjective, hard, solid, stiff) | |
| rheumatic(adjective, hard, solid, stiff) | |
| solidified(adjective, hard, solid, stiff) | |
| stark(adjective, hard, solid, stiff) | |
| steely(adjective, hard, solid, stiff) | |
| stiff as a board(expression, adjective, idiom, hard) | |
| stony(adjective, hard, solid, stiff) | |
| thick(adjective, close, hard, solid) | |
| thickened(adjective, hard, solid, stiff) | |
| unflexible(adjective, hard, solid, stiff) | |
| ungraceful(adjective, hard, solid, stiff) | |
| unsupple(adjective, hard, solid, stiff) | |
| wooden(adjective, hard, solid, stiff) | |
| unbendable(adjective, rigid, inflexible, unbending) |
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| APA | Smart Define. (2016). taut thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/taut/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "taut thesaurus" https://smartdefine.org/taut/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, taut thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/taut/thesaurus/synonyms>. |
| MLA | Smart Define. "taut thesaurus" 26 February 2016. Web. 27 September 2026. <https://smartdefine.org/taut/thesaurus/synonyms> |