39 entries under obscure topic. ×

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mystical(unknown, clandestine, underground, undisclosed)
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occult(unknown, clandestine, underground, undisclosed)
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on the QT(expression, idiom, unknown, clandestine)
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out-of-the-way(unknown, clandestine, underground, undisclosed)
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recondite(unknown, clandestine, underground, undisclosed)
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reticent(unknown, clandestine, underground, undisclosed)
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retired(unknown, clandestine, underground, undisclosed)
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secluded(unknown, clandestine, underground, undisclosed)
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shrouded(unknown, clandestine, underground, undisclosed)
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strange(unknown, clandestine, underground, undisclosed)
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undisclosed(unknown, clandestine, underground, unrevealed)
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unenlightened(unknown, clandestine, underground, undisclosed)
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unfrequented(unknown, clandestine, underground, undisclosed)
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unintelligible(unknown, clandestine, underground, undisclosed)
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unknown(clandestine, underground, undisclosed, unrevealed)
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unpublished(unknown, clandestine, underground, undisclosed)
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unrevealed(unknown, clandestine, underground, undisclosed)
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unseen(unknown, clandestine, underground, undisclosed)
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veiled(unknown, clandestine, underground, undisclosed)
<12>
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APASmart Define. (2015). cloak-and-dagger thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/cloak-and-dagger/thesaurus/synonyms
ChicagoSmart Define. 2015. "cloak-and-dagger thesaurus" https://smartdefine.org/cloak-and-dagger/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, cloak-and-dagger thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/cloak-and-dagger/thesaurus/synonyms>.
MLASmart Define. "cloak-and-dagger thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/cloak-and-dagger/thesaurus/synonyms>