Synonyms for Sixty-four thousand dollar question:

• n.

  •problem (noun)
  • enigma,
  • poser,
  • stickler,
  • example,
  • mystery,
  • bugaboo,
  • puzzler,
  • riddle,
  • illustration,
  • conundrum,
  • twister,
  • intricacy,
  • query.

• Other synonyms:

  •n.
  • grabber,
  • problem,
  • stumper,
  • teaser,
  • brainteaser,
  • brainteasers,
  • teasers,
  • grabbers,
  • cliff-hanger,
  • mindboggler,
  • stumpers,
  • mind-boggler.

Antonyms for Sixty-four thousand dollar question:

• n.

  • problem
    solution, good situation.