TO BUILD A FIRE

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Across
  1. 4. very great
  2. 7. stumbled and struggled
  3. 9. a natural urge to behave in a certain way
  4. 10. an effect made on the mind
  5. 11. base
  6. 14. center of an object or collection
  7. 15. safety and happiness
  8. 17. to dig down and snuggle in
  9. 19. with great attention
  10. 20. to uncover or lay bare
Down
  1. 1. applied oneself to a specific task or purpose
  2. 2. feeling or impression
  3. 3. enough
  4. 5. done without thinking
  5. 6. planned or designed
  6. 8. real
  7. 12. quick to notice things
  8. 13. longed or hungered for
  9. 16. hard to see, sense or understand
  10. 18. coming before