Vocabulary crossword puzzle

123456789
Across
  1. 1. to fill with air and move in the wind
  2. 4. to harm gradually
  3. 6. to surrender under agreed conditions
  4. 8. to sound sweet
  5. 9. the occurrence of pleasant or valuable discoveries by chance
Down
  1. 2. to make unclear
  2. 3. a flick of birds
  3. 5. the quality of being honest and open minded
  4. 7. the ability to make good judgment mental