85 entries under fixed topic. ×
| stable(adjective, strong, secure, tough, strain) | |
| lasting(adjective, calm, strong, secure, tough) | |
| everlasting(adjective, strong, steady, stable) | |
| firm(adjective, calm, strong, secure, tough) | |
| enduring(adjective, calm, strong, secure, tough) | |
| constant(adjective, calm, strong, secure, tough) | |
| perpetual(adjective, strain, usual, steady, stable) | |
| consistent(adjective, strain, usual, steady, stable) | |
| eternal(adjective, pause, steady, persistent) | |
| unfluctuating(adjective, calm, strong, secure, strain) | |
| invariable(adjective, calm, strong, secure, strain) | |
| steadfast(adjective, calm, strong, secure, strain) | |
| unalterable(adjective, calm, strong, secure, strain) | |
| stationary(adjective, moving, strain, firmness) | |
| steady(adjective, calm, strong, secure, strain) | |
| immutable(adjective, calm, strong, secure, firm) | |
| unchanging(adjective, firm, steady, stable, regular) | |
| abiding(adjective, calm, strong, secure, tough) | |
| stabile(adjective, calm, strong, secure, strain) | |
| changeless(adjective, stable, constant, enduring) |
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| APA | Smart Define. (2016). permanent thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/permanent/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "permanent thesaurus" https://smartdefine.org/permanent/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, permanent thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/permanent/thesaurus/synonyms>. |
| MLA | Smart Define. "permanent thesaurus" 26 February 2016. Web. 20 September 2026. <https://smartdefine.org/permanent/thesaurus/synonyms> |