- Definitions|2
- Thesaurus|1.8k
- Abbreviations|0
646 entries under adjective topic. ×
| sturdy(calm, strong, tough, firm) | |
| courageous(clear, strong, tough, severe) | |
| dauntless(determined, noble, bold, resolute) | |
| immobile(move, calm, secure, still) | |
| true-blue(good, close, strong, kind) | |
| unshakeable(determined, resolute, uncompromising) | |
| ardent(close, kind, correct, keen) | |
| bold(resolute, tenacious) | |
| certain(good, strong, complete, easy) | |
| decisive(good, strong, honest, solid) | |
| intrepid | |
| liege(continue, firm, honest, sensible) | |
| plucky(determined, noble, resolute, courageous) | |
| steely(determined, resolute, strict, obstinate) | |
| unmovable(move, calm, certain, still) | |
| assiduous | |
| fearless(steady, noble, bold, resolute) | |
| hard-nosed(firm, determined, resolute, obstinate) | |
| headstrong(tough, firm, determined, unreasonable) | |
| heroic(vigorous, noble, resolute, stout) |
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| APA | Smart Define. (2016). steadfast thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/steadfast/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "steadfast thesaurus" https://smartdefine.org/steadfast/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, steadfast thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/steadfast/thesaurus/synonyms>. |
| MLA | Smart Define. "steadfast thesaurus" 11 March 2016. Web. 24 September 2026. <https://smartdefine.org/steadfast/thesaurus/synonyms> |