mind-boggler

conundrum puzzle

bewilderment cliffhanger crux cryptogram grabber knot mystification parable perplexity problem puzzlement puzzler question riddle secret sphinx sticker stickler stumper teaser twister why

Gordian knot mind-twister question mark sixty-four dollar question tough nut to crack

bugaboo conundrum enigma example grabber illustration intricacy mystery poser puzzler query riddle stickler stumper teaser twister

brainteaser cliff-hanger sixty-four thousand dollar question

good situation solution

complexity conundrum dilemma enigma mystery puzzle quandary teaser

bewilderment charade complication confusion cryptogram distraction doubt embarrassment entanglement intricacy labyrinth maze mystification perplexity plight poser predicament problem puzzlement question rebus stickler strait stumper twister

brain-twister closed book knotty question sixty-four dollar question tough nut to crack tough proposition

solution

confidence good fortune simplicity