- Definitions|2
- Thesaurus|1.8k
- Abbreviations|0
188 entries under fixed topic. ×
| adamant(adjective, strong, secure, tough, flat) | |
| relentless(adjective, strong, tough, firm, determined) | |
| dependable(adjective, good, close, strong, correct) | |
| reliable(adjective, calm, close, strong, secure) | |
| sure(adjective, calm, good, close, strong) | |
| unchanging(adjective, close, correct, firm, honest) | |
| abiding(adjective, calm, strong, complete, secure) | |
| solid(adjective, calm, good, strong, secure) | |
| unchangeable(adjective, calm, strong, secure, flat) | |
| changeless(adjective, firm, solid, certain, steady) | |
| immutable(adjective, calm, strong, secure, firm) | |
| intent(adjective, strong, flat, intense, certain) | |
| single-minded(adjective, keen, firm, sensible, solid) | |
| indomitable(adjective, strong, determined, vigorous, noble) | |
| decided(adjective, firm, intense, certain, deliberate) | |
| secure(verb, adjective, calm, strong, firm) | |
| sturdy(adjective, calm, strong, tough, firm) | |
| immobile(adjective, move, calm, secure, still) | |
| ardent(adjective, close, kind, correct, keen) | |
| certain(adjective, good, strong, complete, easy) |
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| APA | Smart Define. (2016). steadfast thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/steadfast/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "steadfast thesaurus" https://smartdefine.org/steadfast/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2016, steadfast thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/steadfast/thesaurus/synonyms>. |
| MLA | Smart Define. "steadfast thesaurus" 11 March 2016. Web. 21 September 2026. <https://smartdefine.org/steadfast/thesaurus/synonyms> |