Sweet, Difficult Sounds

123456789
Across
  1. 3. to do the same (in return), return the favor
  2. 6. repeat aloud from memory before an audience
  3. 7. make (someone) feel ashamed and foolish by injuring their self-respect
Down
  1. 1. to speak with involuntary pauses; repeating initial letters of words
  2. 2. a movement of one's body or face that shows feeling or thought
  3. 4. to talk with involuntary repetition or sounds
  4. 5. a way of pronouncing words shared by the people of a country or region
  5. 8. being in a state of distress or unhappiness
  6. 9. to frighten especially by threats