'aw' and 'au' words

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Across
  1. 1. Reason
  2. 4. Do this when you are tired
  3. 6. Sound
  4. 7. Hand of a lion
  5. 9. Season of falling leaves
  6. 10. Used for drinking
Down
  1. 2. Horrible
  2. 3. People who watch performances
  3. 5. End of summer holidays
  4. 7. Move forward using hands and knees
  5. 8. Writer
  6. 11. Sushi and sashimi