Smartest in the world

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Across
  1. 2. A test painting
  2. 3. Don´t have time
  3. 5. Not usual
  4. 9. A book you can write in
  5. 13. A noble man
  6. 14. Someone who invents something.
  7. 16. You can jump of a plane with it
  8. 17. All the time
  9. 18. Something someone has found
  10. 20. All the way down
  11. 21. Something that blows air
Down
  1. 1. A very smart person
  2. 4. Firstly, ?, Thirdly
  3. 6. The opposite of die
  4. 7. A painting of a person
  5. 8. Say no
  6. 10. The opposite of God
  7. 11. A secretive person
  8. 12. Not unfair
  9. 15. A group of soldiers
  10. 19. An old coin