Cross word puzzle

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Across
  1. 6. surprise attack from hidden assailants
  2. 11. harassing
  3. 14. white sterol found in animal fats which can cause blocked arteries
  4. 16. dead body
  5. 17. pestered
  6. 18. feeling under attack and hence quick to justify one’s actions
Down
  1. 1. Collected or gathered together
  2. 2. hand tool with a sharp, wedged blade
  3. 3. in a state of violent or destructive rage or frenzy
  4. 4. quarrelsome
  5. 5. comfort
  6. 7. plentiful
  7. 8. partial or total loss of memory caused by brain injury or shock
  8. 9. of supreme importance
  9. 10. deceived
  10. 12. given or written by a person whose name is unknown
  11. 13. huge; gigantic
  12. 14. lot; group
  13. 15. one taken or held prisoner