What's the matter?

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Across
  1. 4. sleep
  2. 5. water
  3. 7. toothache
  4. 8. headache
  5. 11. tummyache
  6. 12. medicine
Down
  1. 1. cut
  2. 2. plaster
  3. 3. fruit
  4. 6. cold
  5. 9. earache
  6. 10. cough