33 entries under mystery topic. ×
| code | |
| confidence | |
| confidential information(expression, confidence) | |
| formula | |
| key | |
| magic number(expression, confidence) | |
| password | |
| privileged information(expression, confidence) | |
| puzzler(difficulty, question, puzzle, conundrum) | |
| skeleton in cupboard(expression, idiom, confidence) | |
| skeleton in the cupboard(expression, idiom, confidence) | |
| unknown | |
| unrevealed |
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| APA | Smart Define. (2015). oracle thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/oracle/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "oracle thesaurus" https://smartdefine.org/oracle/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2015, oracle thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/oracle/thesaurus/synonyms>. |
| MLA | Smart Define. "oracle thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/oracle/thesaurus/synonyms> |