Synonyms|451Antonyms|158|Broader|9Narrower|3Related|418

21 entries under rebus topic. ×

1
mystery(noun, understanding, secret, puzzle, abstruseness)
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abstruseness(noun, inscrutableness)
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brainteaser(noun, understanding, abstruseness, inscrutableness)
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braintwister(noun, abstruseness, inscrutableness)
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closed book(noun, expression, abstruseness, inscrutableness)
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confidential information(noun, expression, abstruseness, inscrutableness)
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grabber(noun, abstruseness, inscrutableness)
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inscrutability(noun, abstruseness, inscrutableness)
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inscrutableness(noun, abstruseness)
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magic number(noun, expression, abstruseness, inscrutableness)
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mindboggler(noun, abstruseness, inscrutableness)
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privileged information(noun, expression, abstruseness, inscrutableness)
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rune(noun, abstruseness, inscrutableness)
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runes(noun, abstruseness, inscrutableness)
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skeleton in cupboard(noun, expression, idiom, abstruseness, inscrutableness)
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sphinx(noun, understanding, abstruseness, inscrutableness)
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stumper(noun, understanding, abstruseness, inscrutableness)
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teaser(noun, understanding, abstruseness, inscrutableness)
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thriller(noun, understanding, abstruseness, inscrutableness)
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tough nut to crack(noun, expression, idiom, abstruseness, inscrutableness)
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HarvardSmart Define 2015, known thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/known/thesaurus/antonyms>.
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