Unit 12 Crossword Puzzle

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Across
  1. 4. not enough
  2. 6. healthy
  3. 7. tool
  4. 9. enormous size
  5. 10. uncertain
  6. 12. to stop abruptly
  7. 15. to prevent from working properly
  8. 16. small
  9. 17. a scheme
  10. 18. very cold
Down
  1. 1. definitely true
  2. 2. talk over
  3. 3. acting bravely
  4. 4. unpleasant sound
  5. 5. to grow vigorously
  6. 7. deep
  7. 8. not clear
  8. 11. to set aside
  9. 13. kidnap
  10. 14. sneaky