126 entries under flat topic. ×
| persistent(adjective, strong, tough, strain) | |
| strong(adjective, good, strong, hard, sound) | |
| consistent(adjective, calm, strong, direct, smooth) | |
| unfluctuating(adjective, calm, strong, direct, secure) | |
| steady(adjective, state, calm, good, quiet) | |
| constant(adjective, calm, good, quality, strong) | |
| steadfast(adjective, calm, good, strong, secure) | |
| invariable(adjective, state, quiet, soft, gentle) | |
| enduring(adjective, quality, strong, sound, tough) | |
| unalterable(adjective, strong, secure, strain) | |
| settled(adjective, strong, secure, easy, strain) | |
| stabile(adjective, calm, direct, smooth, right) | |
| unyielding(adjective, strong, hard, sound, secure) | |
| fixed(adjective, adverb, state, calm, quiet) | |
| unchanging(adjective, state, calm, smooth, right) | |
| set(noun, verb, adjective, strong, hard) | |
| unwavering(adjective, strong, direct, secure, smooth) | |
| uniform(adjective, calm, quiet, smooth, right) | |
| staunch(noun, adjective, good, strong, sound) | |
| balanced(adjective, calm, strong, direct, sound) |
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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> |