| open-and-shut case(noun, expression, belief, certainty, lock) | |
| open and shut case(noun, expression, idiom, belief, trust) | |
| rain or shine(noun, expression, idiom, belief, trust) | |
| really | |
| safe bet(noun, expression, belief, trust, confidence) | |
| shoo-in(noun, belief, trust, confidence, stock) | |
| small risk(noun, expression, belief, certainty, lock) | |
| sure bet(noun, expression, belief, trust, confidence) | |
| surefire(noun, belief, trust, confidence, stock) | |
| trust(noun, confidence, stock, inevitability) | |
| accurately | |
| actually | |
| agreed | |
| apparently | |
| authoritatively | |
| authoritativeness(noun, trust, confidence, stock, inevitability) | |
| barely | |
| basically | |
| cast-iron certainty(noun, expression, trust, confidence, stock) | |
| certainly |
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| APA | Smart Define. (2015). cert thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/cert/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "cert thesaurus" https://smartdefine.org/cert/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, cert thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/cert/thesaurus/synonyms>. |
| MLA | Smart Define. "cert thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/cert/thesaurus/synonyms> |