Roots, Prefixes, and Suffixes

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Across
  1. 2. someone who dives
  2. 4. not active
  3. 8. to paint in the past
  4. 9. to care now
  5. 10. not happy
  6. 12. more fast
  7. 13. without help
  8. 16. to fill again
  9. 18. not complete
Down
  1. 1. to drive right now
  2. 3. opposite of lock
  3. 5. the most cheap
  4. 6. without pain
  5. 7. to spell wrong
  6. 11. to help in the past
  7. 14. full of pain
  8. 15. full of help
  9. 17. more than one sock