- Definitions|0
- Thesaurus|219
- Abbreviations|0
48 entries under established topic. ×
| agreed(adjective, firm, determined, usual, regular) | |
| appointed(adjective, firm, determined, usual, regular) | |
| arranged(adjective, firm, determined, usual, regular) | |
| bent(adjective, firm, determined, usual, regular) | |
| certain(adjective, firm, solid, determined, usual) | |
| concluded(adjective, firm, determined, usual, regular) | |
| confirmed(adjective, firm, determined, usual, regular) | |
| customary(adjective, firm, determined, usual, regular) | |
| dead set on(expression, adjective, idiom, firm, determined) | |
| decided(adjective, firm, determined, usual, regular) | |
| decisive(adjective, firm, determined, usual, regular) | |
| definite(adjective, firm, determined, usual, regular) | |
| determined(adjective, firm, usual, regular, planned) | |
| entrenched(adjective, firm, determined, usual, regular) | |
| firm(adjective, calm, strong, secure, solid) | |
| fixed(adjective, strong, firm, solid, determined) | |
| hanging tough(expression, adjective, firm, determined, usual) | |
| immovable(adjective, strong, firm, solid, usual) | |
| intent(adjective, firm, determined, usual, regular) | |
| inveterate(adjective, firm, determined, usual, regular) |
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| APA | Smart Define. (2011). solid as a rock thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/solid_as_a_rock/thesaurus/synonyms |
| Chicago | Smart Define. 2011. "solid as a rock thesaurus" https://smartdefine.org/solid_as_a_rock/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2011, solid as a rock thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/solid_as_a_rock/thesaurus/synonyms>. |
| MLA | Smart Define. "solid as a rock thesaurus" 24 May 2011. Web. 26 September 2026. <https://smartdefine.org/solid_as_a_rock/thesaurus/synonyms> |