39 entries under puzzle topic. ×
| thriller(noun, name, difficulty, anxiety, confusion) | |
| closed book(expression, question, secret, subtlety) | |
| mystery(noun, difficulty, question, secret) | |
| sixty-four-thousand-dollar question(expression, question, secret, subtlety) | |
| tough nut to crack(expression, idiom, difficulty, question, secret) | |
| abstruseness(difficulty, question, secret, subtlety) | |
| brainteaser(difficulty, question, secret, subtlety) | |
| braintwister(difficulty, question, secret, subtlety) | |
| charade(difficulty, question, secret, subtlety) | |
| cliffhanger(difficulty, question, secret, obscurity) | |
| crux(difficulty, question, secret, obscurity) | |
| cryptogram(difficulty, question, secret, obscurity) | |
| difficulty(question, secret, obscurity, subtlety) | |
| grabber(difficulty, anxiety, confusion, doubt, question) | |
| inscrutability(difficulty, question, secret, subtlety) | |
| inscrutableness(difficulty, question, secret, subtlety) | |
| mindboggler(difficulty, question, secret, subtlety) | |
| mystification(question, secret, obscurity, subtlety) | |
| occult(difficulty, question, secret, subtlety) | |
| oracle(difficulty, question, secret, subtlety) |
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| APA | Smart Define. (2015). chiller thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/chiller/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "chiller thesaurus" https://smartdefine.org/chiller/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, chiller thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/chiller/thesaurus/synonyms>. |
| MLA | Smart Define. "chiller thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/chiller/thesaurus/synonyms> |