- Definitions|1
- Thesaurus|693
- Abbreviations|0
217 entries under adjective topic. ×
| irretrievable | |
| tough(calm, strong, rough, solid) | |
| unaltered | |
| unavoidable(expected, predictable, necessary, inexorable) | |
| unmodifiable(set, secure, steady, fixed) | |
| definite(strong, severe, certain, fixed) | |
| dogged(hard, determined, fixed, inflexible) | |
| everlasting(fixed, persistent, continuous, endless) | |
| incorrigible(complete, even, rigid, absolute) | |
| indestructible(unable, lasting) | |
| invariant | |
| level(even, rigid, inflexible, reliable) | |
| obdurate(severe, definite, fixed, stiff) | |
| relentless(close, set, hard, severe) | |
| resolved(strong, certain, determined, definite) | |
| sure(calm, strong, definite, constant) | |
| abiding(calm, strong, secure, flat) | |
| binding(set, strict, expected, predictable) | |
| decided(definite, absolute, obvious, expected) | |
| equable(calm, strong, secure, firm) |
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| APA | Smart Define. (2015). unalterable thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unalterable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unalterable thesaurus" https://smartdefine.org/unalterable/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, unalterable thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unalterable/thesaurus/synonyms>. |
| MLA | Smart Define. "unalterable thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/unalterable/thesaurus/synonyms> |