30 entries under subtlety topic. ×

5
charade(noun, question, secret, puzzle)
5
enigma(noun, difficulty, question, secret, puzzle)
2
closed book(expression, question, secret, puzzle)
2
sixty-four-thousand-dollar question(expression, question, secret, puzzle)
1
abstruseness(difficulty, question, secret, puzzle)
1
brainteaser(difficulty, question, secret, puzzle)
1
braintwister(difficulty, question, secret, puzzle)
1
chiller(difficulty, question, secret, puzzle)
1
cliffhanger(difficulty, question, secret, puzzle, obscurity)
1
crux(difficulty, question, secret, puzzle, obscurity)
1
cryptogram(difficulty, question, secret, puzzle, obscurity)
1
difficulty(question, secret, puzzle, obscurity)
1
inscrutability(difficulty, question, secret, puzzle)
1
inscrutableness(difficulty, question, secret, puzzle)
1
mindboggler(difficulty, question, secret, puzzle)
1
mystification(question, secret, puzzle, obscurity)
1
occult(difficulty, question, secret, puzzle)
1
oracle(difficulty, question, secret, puzzle)
1
perplexity(noun, difficulty, question, secret, puzzle)
1
poser(noun, question, secret, puzzle)
<12>
11 years ago|2k views|share |citing 
APASmart Define. (2015). rebus thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/rebus/thesaurus/synonyms
ChicagoSmart Define. 2015. "rebus thesaurus" https://smartdefine.org/rebus/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, rebus thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/rebus/thesaurus/synonyms>.
MLASmart Define. "rebus thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/rebus/thesaurus/synonyms>