the impossible

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Across
  1. 2. to make a round hole by drilling
  2. 3. great;large
  3. 6. to feed;to support or make grow
  4. 9. a state of being bored
  5. 12. anything that feeds or helps grow
  6. 16. to change from water into steam or vapor
  7. 17. happening every year
  8. 19. of or used in seeing
  9. 20. eyesight
Down
  1. 1. made by human beings and not by nature
  2. 3. raw;in an unrefined state
  3. 4. a book that comes out every year
  4. 5. to make or become larger;to add to it
  5. 7. the leaves of trees or other plants
  6. 8. a long,deep cut
  7. 10. to give up someone or something;to surrender
  8. 11. to come or mix together into one
  9. 13. dull and uninteresting
  10. 14. a change of form,position,or condition
  11. 15. a color;especially a shade of color
  12. 18. to make or have a change in