puzzle

Meanings

• a particularly baffling problem that is said to have a correct solution
  • "he loved to solve chessmate puzzles"
  • "that's a real puzzler"
• a game that tests your ingenuity
• be a mystery or bewildering to
• 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, stick, stupefy, teaser, vex