75 entries under rigid topic. ×
| steadfast | |
| steely(adjective, hard, firm, solid, stiff) | |
| stern | |
| stiff as a board(expression, adjective, idiom, firm, solid) | |
| stony(adjective, hard, firm, solid, stiff) | |
| thickened(adjective, hard, firm, solid, stiff) | |
| tough | |
| unchangeable | |
| uncompromising | |
| unflexible(adjective, hard, firm, solid, stiff) | |
| ungraceful(adjective, hard, firm, solid, stiff) | |
| unrelenting | |
| unsupple(adjective, hard, firm, solid, stiff) | |
| unwavering | |
| unbendable(adjective, firm, inflexible, unbending) |
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| APA | Smart Define. (2016). tense thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/tense/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "tense thesaurus" https://smartdefine.org/tense/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, tense thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/tense/thesaurus/synonyms>. |
| MLA | Smart Define. "tense thesaurus" 3 April 2016. Web. 26 September 2026. <https://smartdefine.org/tense/thesaurus/synonyms> |