310 entries under certain topic. ×
| resolute(adjective, calm, close, strong, secure) | |
| settled(adjective, strong, easy, flat, firm) | |
| unchanging(adjective, close, set, clear, correct) | |
| unflinching(adjective, strong, flat, determined) | |
| unshakable(adjective, strong, continue, solid) | |
| valid(adjective, clear, complete, correct, pure) | |
| authentic(adjective, close, correct, total, exact) | |
| definitive(adjective, clear, plain, limited) | |
| hopeful(adjective, strong, definite, hopeful) | |
| inexorable(adjective, resolute, persistent, obvious) | |
| necessary(definite, obvious, expected, unquestionable) | |
| persuaded(verb, adjective, definite, unquestionable) | |
| protected(adjective, definite, safe, safety) | |
| self-assured(adjective, strong, firm, definite) | |
| surefire(adjective, solid, definite, constant) | |
| tried and true(expression, adjective, idiom, close, strong) | |
| uncompromising(adjective, definite, fixed, rigid) | |
| unhesitating(belief, guaranteed) | |
| unquestioning(adjective, set, clear, warm, firm) | |
| unvarying(adjective, calm, strong, secure, firm) |
For more, visit
Sure on
Power Thesaurus
| APA | Smart Define. (2016). sure thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/sure/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sure thesaurus" https://smartdefine.org/sure/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, sure thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/sure/thesaurus/synonyms>. |
| MLA | Smart Define. "sure thesaurus" 31 March 2016. Web. 22 September 2026. <https://smartdefine.org/sure/thesaurus/synonyms> |