Long e

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Across
  1. 2. the strength for sustained physical activity
  2. 3. an act of traveling from one place to another
  3. 6. feeling or displaying the need for food
  4. 9. come before something
  5. 10. a large bird
  6. 12. a formal promise
  7. 13. an official who watches a game
  8. 17. possible to do easily
  9. 18. a group of living organisms
Down
  1. 1. accept something as true
  2. 4. a daughter of one's brother or sister
  3. 5. achieve the desired result
  4. 7. a part of something
  5. 8. to be given, presented with
  6. 9. begin or continue a course of action
  7. 11. a collection of people that combine for a purpose
  8. 14. a person who designs, build, or maintains machines
  9. 15. an animal or person
  10. 16. a piece of paper you might get after buying something