Synonyms|19Antonyms|0|Broader|0Narrower|0Related|0

18 entries under challenge topic. ×

1
problem(noun, question, puzzle, conundrum)
0
brainteaser(noun, question, puzzle, example)
0
bugaboo(noun, question, puzzle, example)
0
cliff-hanger(noun, question, puzzle, example)
0
grabber(noun, question, puzzle, example)
0
illustration(noun, question, puzzle, example)
0
intricacy(noun, question, puzzle, example)
0
mind-boggler(noun, question, puzzle, example)
0
mystery(noun, question, puzzle, conundrum)
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poser(noun, question, puzzle, example)
0
puzzle(noun, question, mystery, conundrum)
0
puzzler(noun, question, puzzle, example)
0
query(noun, question, puzzle, example)
0
riddle(noun, question, puzzle, mystery)
0
stickler(noun, question, puzzle, mystery)
0
stumper(noun, question, puzzle, example)
0
teaser(noun, question, puzzle, example)
0
twister(noun, question, puzzle, mystery)
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APASmart Define. (2011). sixty-four thousand dollar question thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/sixty-four_thousand_dollar_question/thesaurus/synonyms
ChicagoSmart Define. 2011. "sixty-four thousand dollar question thesaurus" https://smartdefine.org/sixty-four_thousand_dollar_question/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2011, sixty-four thousand dollar question thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/sixty-four_thousand_dollar_question/thesaurus/synonyms>.
MLASmart Define. "sixty-four thousand dollar question thesaurus" 23 May 2011. Web. 28 September 2026. <https://smartdefine.org/sixty-four_thousand_dollar_question/thesaurus/synonyms>