86 entries under mystery topic. ×
| teaser(noun, difficulty, difficult, issue, challenge) | |
| head-scratcher(noun, trouble, difficult, issue, challenge) | |
| mystery story(noun, expression, idiom, question, secret) | |
| bewilderment(noun, question, secret, dilemma) | |
| tough nut to crack(noun, expression, question, secret, puzzle) | |
| cipher(noun, confidence, secret, brain-twister) | |
| code(noun, confidence, secret, cipher) | |
| cryptogram(noun, difficulty, question, secret, puzzle) | |
| sphinx(noun, difficulty, question, secret, puzzle) | |
| twister(noun, difficulty, difficult, issue, challenge) | |
| brain twister(noun, expression, idiom, difficult, issue) | |
| mind-boggler(noun, challenge, question, problem, secret) | |
| vexed question(noun, expression, idiom, trouble, challenge) | |
| challenge(noun, verb, difficulty, difficult, issue) | |
| cliffhanger(noun, difficulty, question, secret, puzzle) | |
| diagnus vindice nodus(noun, expression, idiom, problem, secret) | |
| jigsaw puzzle(expression, idiom, secret, brain-twister) | |
| knot(noun, informal, question, secret, dilemma) | |
| parable(noun, question, secret, dilemma) | |
| sealed book(noun, expression, idiom, problem, secret) |
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| APA | Smart Define. (2016). enigma thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/enigma/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "enigma thesaurus" https://smartdefine.org/enigma/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2016, enigma thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/enigma/thesaurus/synonyms>. |
| MLA | Smart Define. "enigma thesaurus" 1 April 2016. Web. 30 September 2026. <https://smartdefine.org/enigma/thesaurus/synonyms> |