- Definitions|2
- Thesaurus|1.8k
- Abbreviations|0
226 entries under firm topic. ×
| single-minded(adjective, keen, sensible, solid) | |
| tough(adjective, calm, clear, strong, severe) | |
| pertinacious(adjective, tough, determined, resolute) | |
| stalwart(adjective, calm, strong, tough, keen) | |
| trustworthy(adjective, good, close, strong, correct) | |
| trusty(adjective, good, close, strong, correct) | |
| decided(adjective, intense, certain, deliberate) | |
| definite(adjective, good, strong, complete, easy) | |
| secure(verb, adjective, calm, strong) | |
| stern(adjective, resolute, persistent, rigid) | |
| strong-willed(adjective, strong, tough, intense) | |
| sturdy(adjective, calm, strong, tough) | |
| courageous(adjective, clear, strong, tough, severe) | |
| true-blue(adjective, good, close, strong, kind) | |
| ardent(adjective, close, kind, correct, keen) | |
| certain(adjective, good, strong, complete, easy) | |
| liege(adjective, continue, honest, sensible) | |
| hard-nosed(adjective, determined, resolute, obstinate) | |
| headstrong(adjective, tough, determined, unreasonable) | |
| purposeful(adjective, strong, tough, keen) |
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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> |