29 entries under riddle topic. ×
| dark secret(noun, expression, secret, puzzle, mystery) | |
| ink crossword(noun, expression, difficult, issue, secret) | |
| magic number(expression, confidence, secret, puzzle, mystery) | |
| pictorial puzzle(noun, expression, difficult, issue, secret) | |
| privacy(noun, secret, puzzle, mystery) | |
| skeleton in cupboard(expression, idiom, confidence, secret, puzzle) | |
| skeleton in the cupboard(expression, idiom, confidence, secret, puzzle) | |
| difficult problem(noun, question, puzzle) | |
| mind-breaker(noun, question, puzzle) |
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| APA | Smart Define. (2016). enigma thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/enigma/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "enigma thesaurus" https://smartdefine.org/enigma/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, enigma thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/enigma/thesaurus/synonyms>. |
| MLA | Smart Define. "enigma thesaurus" 1 April 2016. Web. 24 September 2026. <https://smartdefine.org/enigma/thesaurus/synonyms> |