- Definitions|2
- Thesaurus|1.8k
- Abbreviations|0
226 entries under firm topic. ×
| obstinate(adjective, strong, tough, intense) | |
| resolved(adjective, strong, flat, certain) | |
| stabile(adjective, calm, strong, secure, strain) | |
| adamant(adjective, strong, secure, tough, flat) | |
| inexorable(adjective, determined, steady, resolute) | |
| true(adjective, good, close, strong, kind) | |
| unshakable(adjective, determined, resolute, obstinate) | |
| relentless(adjective, strong, tough, determined) | |
| devoted(adjective, good, close, strong, kind) | |
| dependable(adjective, good, close, strong, correct) | |
| reliable(adjective, calm, close, strong, secure) | |
| dedicated(adjective, clear, kind, tough, severe) | |
| sure(adjective, calm, good, close, strong) | |
| unchanging(adjective, close, correct, honest) | |
| abiding(adjective, calm, strong, complete, secure) | |
| solid(adjective, calm, good, strong, secure) | |
| unchangeable(adjective, calm, strong, secure, flat) | |
| undeviating(adjective, strong, flat, solid) | |
| changeless(adjective, solid, certain, steady) | |
| immutable(adjective, calm, strong, secure) |
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| APA | Smart Define. (2016). steadfast thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/steadfast/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "steadfast thesaurus" https://smartdefine.org/steadfast/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, steadfast thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/steadfast/thesaurus/synonyms>. |
| MLA | Smart Define. "steadfast thesaurus" 11 March 2016. Web. 25 September 2026. <https://smartdefine.org/steadfast/thesaurus/synonyms> |