[n] a toy that tests your ingenuity
[n] a particularly baffling problem that is said to have a correct solution; "he loved to solve chessmate puzzles"; "that's a real puzzler"
[v] be a mystery or bewildering to; "This beats me!"; "Got me--I don't know the answer!"; "a vexing problem"
[v] be uncertain about; think about without fully understanding or being able to decide; "We puzzled over her sudden departure"
Synonyms
amaze, baffle, beat, bewilder, dumbfound, flummox, get, gravel, mystifier, mystify, nonplus, perplex, pose, puzzler, stupefy, teaser, vex