Sort 10 Vowel Alternation

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Across
  1. 1. being grateful
  2. 5. coming from nature
  3. 8. if it belongs to you or a large dug hole in the earth
  4. 10. to correct or improve
  5. 12. the ______ anthem
  6. 14. outdoors
  7. 17. specific location
  8. 18. start a fire
  9. 19. the act of being on target, accurate
  10. 20. breaking the law, illegal act
Down
  1. 2. vigorous, active
  2. 3. chemical element or substance
  3. 4. trained or skilled in games or sport
  4. 6. to change or alter, often a story
  5. 7. showing thanks
  6. 9. inhale, draw air into lungs
  7. 11. a but or switch to turn on an engine
  8. 13. a country
  9. 15. a person who breaks the law
  10. 16. you see this in the cold air when you exhale