47 entries under mystery topic. ×
| why(difficulty, question, secret, puzzle, knot) | |
| bugaboo(noun, challenge, question, puzzle) | |
| challenge(noun, question, puzzle, riddle) | |
| cliff-hanger(noun, challenge, question, puzzle) | |
| illustration(noun, challenge, question, puzzle) | |
| query(noun, challenge, doubt, question, uncertainty) | |
| sixty-four thousand dollar question(noun, expression, idiom, challenge, question) |
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| APA | Smart Define. (2016). twister thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/twister/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "twister thesaurus" https://smartdefine.org/twister/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2016, twister thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/twister/thesaurus/synonyms>. |
| MLA | Smart Define. "twister thesaurus" 29 February 2016. Web. 1 October 2026. <https://smartdefine.org/twister/thesaurus/synonyms> |