90 entries under obscure topic. ×

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under wraps(expression, cover, dark, equivocal)
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underground(unknown, clandestine, undisclosed, unrevealed)
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undivulged(cover, dark, equivocal, ulterior)
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unenlightened(deep, unknown, clandestine, underground)
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unexpressed(cover, dark, equivocal, ulterior)
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unfrequented(deep, unknown, clandestine, underground)
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unpublished(deep, unknown, clandestine, underground)
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unrevealed(unknown, clandestine, underground, undisclosed)
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unsaid(cover, dark, equivocal, ulterior)
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unseen(unknown, clandestine, underground, undisclosed)
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APASmart Define. (2016). ambiguous thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/ambiguous/thesaurus/synonyms
ChicagoSmart Define. 2016. "ambiguous thesaurus" https://smartdefine.org/ambiguous/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, ambiguous thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/ambiguous/thesaurus/synonyms>.
MLASmart Define. "ambiguous thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/ambiguous/thesaurus/synonyms>