Spying vocabulary

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Across
  1. 2. designated as officially secret and accessible only to authorized people.
  2. 4. An object used to kill someone
  3. 7. something to make a gun quiet
  4. 8. working in secret
  5. 10. Being silent and cautious
  6. 11. Something that is sophisticated
  7. 13. Someone or something that is hard or violent
Down
  1. 1. to break someone's trust
  2. 2. A piece of information that helps to find the solution
  3. 3. To observe someone
  4. 5. someone who write stories
  5. 6. Something that is not elaborate
  6. 8. To get something or someone out of the ground
  7. 9. Something that blows apart because of fire
  8. 12. to walk without any aim