Opposites

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Across
  1. 3. not dirty
  2. 4. not old
  3. 7. not good
  4. 8. not cheap
  5. 10. not long
  6. 11. not small
  7. 14. not old
  8. 15. not short
  9. 17. not big
  10. 18. not hot
Down
  1. 1. not new
  2. 2. not boring
  3. 5. not expensive
  4. 6. not clean
  5. 7. not interesting
  6. 9. not full
  7. 12. not empty
  8. 13. not bad
  9. 16. not cold