163 entries under solid topic. ×
| insured(adjective, certain, definite, confident) | |
| invariable(calm, strong, certain, steady) | |
| loyal(adjective, good, close, strong, correct) | |
| okay(adjective, adverb, interjection, good, strong) | |
| on ice(expression, adjective, clear, strong, easy) | |
| poised(adjective, calm, strong, secure, firm) | |
| pronounced(adjective, energetic, certain, definite) | |
| sensible(adjective, understanding, reasonable, keen, firm) | |
| sober(adjective, firm, energetic, vigorous) | |
| stalwart(adjective, calm, strong, tough, firm) | |
| tenacious(adjective, strong, flat, firm) | |
| tough(adjective, calm, strong, firm) | |
| true-blue(adjective, good, close, strong, correct) | |
| unimpeachable(adjective, set, strong, certain) | |
| upright(adjective, close, strong, correct, firm) | |
| absolutely certain(expression, adjective, certain, confident) | |
| allegiant(adjective, close, correct, firm, honest) | |
| anchored(adjective, calm, strong, secure, firm) | |
| ardent(adjective, close, correct, firm, honest) | |
| balanced(adjective, calm, strong, secure, easy) |
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| 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> |