- Definitions|1
- Thesaurus|1.1k
- Abbreviations|0
353 entries under adjective topic. ×
| ironclad | |
| limited(certain, definite, inflexible, restricted) | |
| monotonous | |
| mulish | |
| parochial | |
| pigheaded(obstinate, stubborn, unbending) | |
| plucky | |
| repeated | |
| restricted(certain, limited, definite, inflexible) | |
| rooted(secure, certain, steady, limited) | |
| ruthless | |
| secure(calm, strong, firm, solid) | |
| serious(resolute, terminal, incurable, irreversible) | |
| severe | |
| single-minded(set, hard, firm, solid) | |
| spunky | |
| standard | |
| straight | |
| strong-willed | |
| thorough |
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| APA | Smart Define. (2015). unchangeable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unchangeable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unchangeable thesaurus" https://smartdefine.org/unchangeable/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, unchangeable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unchangeable/thesaurus/synonyms>. |
| MLA | Smart Define. "unchangeable thesaurus" 3 August 2015. Web. 25 September 2026. <https://smartdefine.org/unchangeable/thesaurus/synonyms> |