56 entries under question topic. ×

1
query(noun, challenge, puzzle, example)
1
rune(noun, secret, puzzle, subtlety)
1
secrecy(noun, difficulty, secret, puzzle)
1
sphinx(noun, difficulty, secret, puzzle)
1
stickler(noun, difficulty, challenge, secret)
1
subtlety(noun, difficulty, secret, puzzle)
1
thriller(noun, secret, puzzle, subtlety)
1
twister(noun, difficulty, challenge, secret)
1
whodunit(noun, secret, puzzle, subtlety)
1
why(noun, difficulty, secret, puzzle)
0
bugaboo(noun, challenge, puzzle, example)
0
cliff-hanger(noun, challenge, puzzle, example)
0
illustration(noun, challenge, puzzle, example)
0
intricacy(noun, challenge, puzzle, example)
0
mind-boggler(noun, challenge, puzzle, example)
0
sixty-four thousand dollar question(noun, expression, idiom, challenge)
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APASmart Define. (2015). brainteaser thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/brainteaser/thesaurus/synonyms
ChicagoSmart Define. 2015. "brainteaser thesaurus" https://smartdefine.org/brainteaser/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, brainteaser thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/brainteaser/thesaurus/synonyms>.
MLASmart Define. "brainteaser thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/brainteaser/thesaurus/synonyms>