200 entries under solid topic. ×
| fixed(adjective, adverb, state, calm, quiet) | |
| sturdy(adjective, state, strong, hard, sound) | |
| secure(verb, adjective, quality, strong, hard) | |
| reliable(adjective, strong, sound, tough, easy) | |
| unchanging(adjective, state, calm, smooth, right) | |
| set(noun, verb, adjective, strong, hard) | |
| unwavering(adjective, strong, direct, secure, smooth) | |
| immovable(adjective, strong, secure, firm) | |
| uniform(adjective, calm, quiet, smooth, right) | |
| staunch(noun, adjective, good, strong, sound) | |
| balanced(adjective, calm, strong, direct, sound) | |
| dependable(adjective, good, strong, sound, tough) | |
| loyal(adjective, good, strong, firm, honest) | |
| sure(adjective, good, strong, easy, continue) | |
| unchangeable(adjective, strong, secure, moderate, flat) | |
| equable(adjective, calm, quiet, smooth, soft) | |
| even(adjective, adverb, calm, quiet, smooth) | |
| regular(adjective, calm, quiet, smooth, right) | |
| unvarying(adjective, calm, quiet, smooth, right) | |
| calm(adjective, quiet, sound, smooth, reasonable) |
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| APA | Smart Define. (2015). stable thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/stable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "stable thesaurus" https://smartdefine.org/stable/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, stable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/stable/thesaurus/synonyms>. |
| MLA | Smart Define. "stable thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/stable/thesaurus/synonyms> |