Antonyms crossword puzzle

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Across
  1. 2. strong
  2. 3. fast
  3. 4. high
  4. 6. happy
  5. 9. forget
  6. 10. long
  7. 11. dirty
Down
  1. 1. calm
  2. 3. candy
  3. 5. right
  4. 7. clear
  5. 8. empty
  6. 10. heavy