Prefixes

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Across
  1. 1. Opposite of possible
  2. 4. Not direct
  3. 5. Write again
  4. 7. Before historic
  5. 9. Two wheeled vehicle that you cycle
  6. 10. Opposite of appear
  7. 12. Fly/pilot alone
  8. 14. Parent together
  9. 15. Enter again
  10. 16. Opposite of do
Down
  1. 2. Not right
  2. 3. Among nations
  3. 5. Cover again
  4. 6. Small scope
  5. 8. Not legal
  6. 11. Not regular
  7. 13. Before the view