- Definitions|2
- Thesaurus|985
- Abbreviations|0
74 entries under fixed topic. ×
| consistent(adjective, dull, steady, stable, regular) | |
| even(adjective, calm, strong, secure, firm) | |
| resolute(adjective, calm, strong, hard, determined) | |
| rigid(adjective, set, hard, regular) | |
| irreversible(adjective, even, rigid, inflexible) | |
| unchanged(adjective, static, unvarying, unchangeable) | |
| unwavering(adjective, calm, set, strong, solid) | |
| immovable(adjective, set, hard, steady, regular) | |
| stubborn(adjective, firm, steady, rigid) | |
| adamant(adjective, hard, firm, inflexible) | |
| irrevocable(adjective, unchangeable) | |
| unmodifiable(adjective, set, secure, steady) | |
| fast(adjective, calm, strong, solid) | |
| set(adjective, calm, strong, secure, firm) | |
| uncompromising(adjective, hard, secure, rough, firm) | |
| unyielding(adjective, hard, firm, steady) | |
| ageless(adjective, lasting, unchanging, permanent) | |
| continual(adjective, steady, stable, regular) | |
| equable(adjective, calm, strong, secure, firm) | |
| secure(calm, strong, steady, substantial) |
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| APA | Smart Define. (2015). immutable thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/immutable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "immutable thesaurus" https://smartdefine.org/immutable/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, immutable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/immutable/thesaurus/synonyms>. |
| MLA | Smart Define. "immutable thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/immutable/thesaurus/synonyms> |