Prefix "de"

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Across
  1. 2. to destroy the surface of something
  2. 3. to come off of the rails
  3. 5. formed incorrectly
  4. 7. to get off of the plane
  5. 8. to take trees down
  6. 10. to take away the water in something
Down
  1. 1. to uncover the message or code
  2. 3. to leave from the place you are staying at
  3. 4. to go down; to turn down
  4. 6. to have less value
  5. 7. to take away the frost
  6. 8. to take away the power of a king or queen
  7. 9. to leave