Code Talkers

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Across
  1. 3. to break; to figure out
  2. 7. anxious, or uncomfortable
  3. 8. not able to be broken or figured out
  4. 9. express words in another language
  5. 10. a person sent to promote Christianity in a different culture
  6. 11. done as an experiment before introducing something more widely
  7. 13. an army entering a country to occupy it
  8. 14. words, letters, or other symbols substituted for other words and letters especially for the purposes of secrecy.
Down
  1. 1. quality of being complicated
  2. 2. send out
  3. 4. an area of land set aside for occupation by Native American people
  4. 5. to make something no longer secret
  5. 6. replacing someone or something with another person or thing
  6. 12. change into a coded form