75 entries under puzzle topic. ×
| challenge(noun, verb, difficulty, difficult, issue) | |
| cliffhanger(noun, difficulty, question, secret) | |
| difficult question(noun, trouble, challenge, question) | |
| open question(noun, expression, idiom, question, secret) | |
| plain question(noun, expression, idiom, question, secret) | |
| point in dispute(noun, expression, idiom, question, secret) | |
| question at issue(noun, expression, idiom, question, secret) | |
| subject of controversy(noun, expression, idiom, question, secret) | |
| subject of inquiry(noun, expression, idiom, question, secret) | |
| confusion(noun, difficult, issue, question) | |
| brain-teaser orbrain-twister(noun, question, secret) | |
| braintwister(noun, question, secret) | |
| double-entendre(noun, question, secret) | |
| grabber(noun, difficulty, challenge, question, problem) | |
| charades(noun, secret, mystery, riddle) | |
| confidential information(expression, confidence, secret, mystery) | |
| cross-word puzzle(noun, expression, difficult, issue, secret) | |
| dark secret(noun, expression, secret, mystery) | |
| ink crossword(noun, expression, difficult, issue, secret) | |
| magic number(expression, confidence, secret, mystery) |
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| APA | Smart Define. (2016). enigma thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/enigma/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "enigma thesaurus" https://smartdefine.org/enigma/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, enigma thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/enigma/thesaurus/synonyms>. |
| MLA | Smart Define. "enigma thesaurus" 1 April 2016. Web. 28 September 2026. <https://smartdefine.org/enigma/thesaurus/synonyms> |