40 entries under puzzle topic. ×
| riddle(noun, difficulty, question, secret) | |
| charade(noun, question, secret, subtlety) | |
| enigma(noun, difficulty, question, secret) | |
| problem(noun, difficulty, question, secret) | |
| 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, question, secret) | |
| abstruseness(difficulty, question, secret, subtlety) | |
| brainteaser(difficulty, question, secret, subtlety) | |
| braintwister(difficulty, question, secret, subtlety) | |
| chiller(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, question, secret, perplexity) | |
| inscrutability(difficulty, question, secret, subtlety) | |
| inscrutableness(difficulty, question, secret, subtlety) | |
| mindboggler(difficulty, question, secret, subtlety) |
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| APA | Smart Define. (2015). rebus thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/rebus/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "rebus thesaurus" https://smartdefine.org/rebus/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, rebus thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/rebus/thesaurus/synonyms>. |
| MLA | Smart Define. "rebus thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/rebus/thesaurus/synonyms> |