puzzle

> puzzle
(verb)
bewilder, confound, confuse, embarrass, gravel, mystify, nonplus, perplex, pose, stagger.
complicate, entangle.

> puzzle
(noun)
conundrum, enigma, labyrinth, maze, paradox, poser, problem, riddle.
bewilderment, complication, confusion, difficulty, dilemma, embarrassment, mystification, perplexity, point, quandary, question.