Spelling unit 14 crossword puzzle

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Across
  1. 3. uncertain
  2. 4. Advantage
  3. 7. Fair
  4. 8. gentle
  5. 10. someone who gives money
  6. 11. No enough practice
  7. 12. fair
  8. 14. Evil
  9. 15. messes up
Down
  1. 1. Advantage in a long term retrospect
  2. 2. Disease
  3. 5. evil in nature
  4. 6. derives advantages
  5. 9. very infectious
  6. 13. Mix