551 entries under adjective topic. ×
| trusted | |
| ultimate(ideal, all time, the best) | |
| unchallenged(ideal, all time, the best) | |
| unchanging(close, set, clear, correct) | |
| unflinching(strong, flat, certain, determined) | |
| unshakable(strong, continue, solid, certain) | |
| valid(clear, complete, correct, pure) | |
| authentic(close, correct, total, exact) | |
| certified(test, expert, reliable) | |
| definitive(clear, plain, certain, limited) | |
| emphatic(complete, flat, warm, total) | |
| hopeful(strong, certain, definite, hopeful) | |
| inexorable(certain, resolute, persistent, obvious) | |
| persuaded(verb, certain, definite, unquestionable) | |
| predetermined | |
| protected(certain, definite, safe, safety) | |
| self-assured(strong, firm, certain, definite) | |
| surefire(solid, certain, definite, constant) | |
| tried and true(expression, idiom, close, strong) | |
| uncompromising(certain, definite, fixed, rigid) |
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| APA | Smart Define. (2016). sure thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/sure/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sure thesaurus" https://smartdefine.org/sure/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, sure thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/sure/thesaurus/synonyms>. |
| MLA | Smart Define. "sure thesaurus" 31 March 2016. Web. 24 September 2026. <https://smartdefine.org/sure/thesaurus/synonyms> |