- Definitions|0
- Thesaurus|219
- Abbreviations|0
104 entries under firm topic. ×
| abiding(adjective, calm, strong, secure) | |
| agreed(adjective, determined, usual, regular) | |
| anchored(adjective, calm, strong, secure) | |
| appointed(adjective, determined, usual, regular) | |
| arranged(adjective, determined, usual, regular) | |
| balanced(adjective, calm, strong, secure) | |
| bent(adjective, determined, usual, regular) | |
| brick-wall(adjective, calm, strong, secure) | |
| calm(adjective, strong, secure, solid) | |
| certain(adjective, solid, determined, usual) | |
| concluded(adjective, determined, usual, regular) | |
| confirmed(adjective, determined, usual, regular) | |
| constant(adjective, calm, strong, secure) | |
| customary(adjective, determined, usual, regular) | |
| dead set on(expression, adjective, idiom, determined) | |
| decided(adjective, determined, usual, regular) | |
| decisive(adjective, determined, usual, regular) | |
| definite(adjective, determined, usual, regular) | |
| determined(adjective, usual, regular, planned) | |
| durable(adjective, calm, strong, secure) |
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| APA | Smart Define. (2011). solid as a rock thesaurus. Retrieved September 28, 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 28, 2026). |
| Harvard | Smart Define 2011, solid as a rock thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/solid_as_a_rock/thesaurus/synonyms>. |
| MLA | Smart Define. "solid as a rock thesaurus" 24 May 2011. Web. 28 September 2026. <https://smartdefine.org/solid_as_a_rock/thesaurus/synonyms> |