- Definitions|1
- Thesaurus|1.1k
- Abbreviations|0
| unfailing(set, clear, certain, regular, definite) | |
| unfaltering(adjective, clear, firm, solid, certain) | |
| unflagging | |
| unfluctuating(adjective, calm, strong, secure, firm) | |
| unshaken(adjective, set, clear, strong, flat) | |
| unswerving(adjective, firm, solid, stable, fixed) | |
| valiant(adjective, resolute) | |
| Tory(moderate, cautious, conventional, timid, traditional) | |
| absolute | |
| accordant | |
| agreed(adjective, certain, limited, definite, inflexible) | |
| anchored(calm, strong, solid, steady, substantial) | |
| arranged(adjective, certain, limited, definite, inflexible) | |
| ascertainable | |
| assertive | |
| austere(adjective, rigid) | |
| automatic | |
| balky | |
| bourgeois(moderate, cautious, conventional, timid, traditional) | |
| brick-wall(adjective, calm, strong, secure, firm) |
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| APA | Smart Define. (2015). unchangeable thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unchangeable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unchangeable thesaurus" https://smartdefine.org/unchangeable/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, unchangeable thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unchangeable/thesaurus/synonyms>. |
| MLA | Smart Define. "unchangeable thesaurus" 3 August 2015. Web. 24 September 2026. <https://smartdefine.org/unchangeable/thesaurus/synonyms> |