110 entries under rigid topic. ×
| concentrated(adjective, set, hard, complete, tough) | |
| immovable(adjective, strong, secure, firm, steady) | |
| set(adjective, calm, strong, hard, secure) | |
| unwavering(adjective, calm, strong, secure, firm) | |
| unyielding(adjective, set, strong, hard, sound) | |
| consolidated(adjective, state, close, set, hard) | |
| condensed(adjective, set, hard, tough, heavy) | |
| inflexible(adjective, strong, hard, secure, smooth) | |
| packed(adjective, close, set, strong, hard) | |
| rocky(adjective, set, strong, hard, firm) | |
| rocklike(adjective, hard, firm, stiff, compact) | |
| solidified(adjective, set, hard, tough, firm) | |
| compacted(adjective, set, strong, hard, firm) | |
| jelled(adjective, set, hard, tough, firm) | |
| resistant(adjective, strong, hard, tough, fit) | |
| stony(adjective, hard, firm, stiff) | |
| unbending(adjective, hard, firm, stiff, tense) | |
| unbreakable(adjective, strong, hard, tough, severe) | |
| unchangeable(adjective, calm, strong, secure, firm) | |
| adamant |
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| APA | Smart Define. (2016). solid thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/solid/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "solid thesaurus" https://smartdefine.org/solid/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, solid thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/solid/thesaurus/synonyms>. |
| MLA | Smart Define. "solid thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/solid/thesaurus/synonyms> |