- Definitions|2
- Thesaurus|1.8k
- Abbreviations|0
161 entries under strong topic. ×
| adamant(adjective, secure, tough, flat) | |
| true(adjective, good, close, kind) | |
| relentless(adjective, tough, firm, determined) | |
| devoted(adjective, good, close, kind) | |
| dependable(adjective, good, close, correct) | |
| reliable(adjective, calm, close, secure) | |
| sure(adjective, calm, good, close) | |
| abiding(adjective, calm, complete, secure) | |
| solid(adjective, calm, good, secure) | |
| unchangeable(adjective, calm, secure, flat) | |
| undeviating(adjective, flat, firm, solid) | |
| immutable(adjective, calm, secure, firm) | |
| intent(adjective, flat, intense, certain) | |
| tough(adjective, calm, clear, severe) | |
| indomitable(adjective, determined, vigorous, noble) | |
| stalwart(adjective, calm, tough, keen) | |
| trustworthy(adjective, good, close, correct) | |
| trusty(adjective, good, close, correct) | |
| unfailing(adjective, good, honest, solid) | |
| definite(adjective, good, complete, easy) |
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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> |