纳闷

納悶
nàmèn
  1. puzzled
  2. bewildered

CEDICT

Entry Composition

1 纳 nà
  1. to receive
  2. to accept
  3. to enjoy
  4. to bring into
  5. to pay (tax etc)
  6. nano- (one billionth)
  7. to reinforce sole of shoes or stockings by close sewing
2 闷 mèn
  1. bored
  2. depressed
  3. melancholy
  4. sealed
  5. airtight
  6. tightly closed