- Definitions|2
- Thesaurus|697
- Abbreviations|0
88 entries under firm topic. ×
| stubborn(adjective, characteristic, quality, mean, strong) | |
| inflexible(adjective, mean, strong, hard, secure) | |
| uncompromising(adjective, mean, hard, secure) | |
| fixed(adjective, mean, strong, hard, complete) | |
| unyielding(adjective, mean, strong, hard, secure) | |
| unbending(adjective, mean, strong, hard, tough) | |
| relentless(adjective, mean, strong, hard, tough) | |
| set(adjective, strong, hard, secure, tough) | |
| steadfast(adjective, determined, resolute, obstinate) | |
| obstinate(adjective, mean, strong, hard, tough) | |
| adamant(adjective, mean, strong, hard, secure) | |
| unfaltering(adjective, clear, solid, certain) | |
| set in stone(expression, adjective, idiom, mean, hard) | |
| persistent(adjective, strong, tough, determined) | |
| tenacious(adjective, strong, tough, determined) | |
| constant(adjective, certain, steady, definite) | |
| dogged(adjective, mean, strong, hard, tough) | |
| pertinacious(adjective, tough, determined, resolute) | |
| solid(adjective, strong, hard, secure, tough) | |
| strong(adjective, strong, hard, secure, tough) |
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| APA | Smart Define. (2015). unshakable thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unshakable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unshakable thesaurus" https://smartdefine.org/unshakable/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, unshakable thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unshakable/thesaurus/synonyms>. |
| MLA | Smart Define. "unshakable thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/unshakable/thesaurus/synonyms> |