103 entries under solid topic. ×
| stabile(adjective, calm, strong, secure, firm) | |
| stalwart(adjective, calm, strong, steady) | |
| stationary(adjective, calm, strong, fixed) | |
| staunch(adjective, calm, strong, secure, firm) | |
| steeled(adjective, set, firm, hardened) | |
| stout(adjective, calm, strong, steady) | |
| strong(adjective, calm, set, firm) | |
| sturdy(adjective, calm, strong, firm) | |
| substantial(adjective, calm, strong, secure, firm) | |
| sure(adjective, calm, strong, secure, firm) | |
| unchangeable(adjective, calm, strong, secure, firm) | |
| unchanging(adjective, set, severe, firm) | |
| unflappable(adjective, firm, determined, usual) | |
| unfluctuating(adjective, calm, strong, secure, firm) | |
| uniform(adjective, calm, strong, secure, firm) | |
| unvarying(adjective, calm, strong, secure, firm) | |
| well-built(adjective, calm, strong, steady) | |
| well-founded(adjective, calm, strong, steady) | |
| allegiant(adjective, firm, stable, fixed) | |
| ardent(adjective, firm, stable, fixed) |
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| APA | Smart Define. (2015). set in stone thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/set_in_stone/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "set in stone thesaurus" https://smartdefine.org/set_in_stone/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, set in stone thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/set_in_stone/thesaurus/synonyms>. |
| MLA | Smart Define. "set in stone thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/set_in_stone/thesaurus/synonyms> |