61 entries under unrevealed topic. ×
| closet(adjective, close, quiet, intimate, private) | |
| clouded(adjective, unknown, hidden, underground, concealed) | |
| conspiratorial(adjective, hidden, clandestine, underground, undisclosed) | |
| oracle(noun, question, confidence, puzzle, obscurity) | |
| key(noun, confidence, means, interpretation, mystery) | |
| ambiguous(adjective, obscure, dark, uncertain, mysterious) | |
| backdoor(adjective, sensitive, intimate, private, hidden) | |
| classified information(noun, expression, confidence, mystery) | |
| formula(noun, design, conclusion, confidence, means) | |
| password(noun, confidence, mystery) | |
| reticent(adjective, quiet, humble, distant, minor) | |
| cipher(noun, confidence, mystery) | |
| unenlightened(adjective, hidden, clandestine, underground, undisclosed) | |
| unfrequented(adjective, close, quiet, mild, shy) | |
| unintelligible(adjective, obscure, dark, superior, uncertain) | |
| confidential information(noun, expression, confidence, perplexity, mystery) | |
| enigmatical(adjective, strange, supernatural, hidden, spiritual) | |
| magic number(noun, expression, confidence, perplexity, mystery) | |
| on the QT(expression, adjective, idiom, dishonest, private) | |
| privileged information(noun, expression, confidence, perplexity, mystery) |
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| APA | Smart Define. (2016). secret thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/secret/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "secret thesaurus" https://smartdefine.org/secret/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2016, secret thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/secret/thesaurus/synonyms>. |
| MLA | Smart Define. "secret thesaurus" 31 March 2016. Web. 1 October 2026. <https://smartdefine.org/secret/thesaurus/synonyms> |