- Definitions|2
- Thesaurus|1.8k
- Abbreviations|0
193 entries under determined topic. ×
| iron(adjective, strong, tough, firm) | |
| mulish(adjective, tough, firm, resolute) | |
| pat(adjective, firm, solid, usual) | |
| persisting(adjective, strong, tough, firm) | |
| positive(adjective, good, clear, strong, complete) | |
| strict(adjective, close, strong, correct, flat) | |
| unqualified(adjective, strong, complete, flat, firm) | |
| unswayable(adjective, resolute, strict, obstinate) | |
| deliberate(adjective, intense, resolute, focused) | |
| grim(adjective, resolute, uncompromising, unshakeable) | |
| hidebound(adjective, resolute, persistent, obstinate) | |
| industrious(adjective, energetic, active, vigorous) | |
| intractable(adjective, tough, unreasonable, fixed) | |
| inveterate(adjective, certain, usual, regular) | |
| never-failing(adjective, strong, complete, flat, firm) | |
| rooted(adjective, secure, certain, usual) | |
| unremitting(adjective, energetic, steady, regular) | |
| bound(adjective, strong, tough, flat, firm) | |
| bullheaded(adjective, tough, firm, resolute) | |
| clear(adjective, set, complete, tough, severe) |
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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> |