- Definitions|1
- Thesaurus|32
- Abbreviations|0
19 entries under mystery topic. ×
| enigma | |
| secret(noun, confidence, unrevealed) | |
| confidence(noun, key, secret, unrevealed) | |
| occult | |
| confidential information(expression, confidence) | |
| cipher | |
| code | |
| formula | |
| key | |
| magic number(expression, confidence) | |
| oracle | |
| password | |
| privileged information(expression, confidence) | |
| puzzle | |
| riddle | |
| skeleton in cupboard(expression, idiom, confidence) | |
| skeleton in the cupboard(expression, idiom, confidence) | |
| unknown | |
| unrevealed |
For more, visit
Classified_information on
Power Thesaurus
| APA | Smart Define. (2015). classified information thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/classified_information/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "classified information thesaurus" https://smartdefine.org/classified_information/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2015, classified information thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/classified_information/thesaurus/synonyms>. |
| MLA | Smart Define. "classified information thesaurus" 13 April 2015. Web. 1 October 2026. <https://smartdefine.org/classified_information/thesaurus/synonyms> |