list 24

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Across
  1. 3. not clear
  2. 5. a small booklet containing information about a subject
  3. 7. a sea mollusk with an elongated body and 10 tentacles
  4. 8. extreme tiredness
  5. 13. to have a different appearance in order to conceal one's identity
  6. 14. a great victory
  7. 15. a long and difficult search for something
  8. 17. a particular order
  9. 18. the way a particular task is done
  10. 19. something that is necessary
Down
  1. 1. a set of letters used to express particular sounds
  2. 2. a collection of people or countries for a certain purpose
  3. 4. a slender long-legged fly that has a blood-sucking bite
  4. 6. the largest living land mammal
  5. 9. an item of value because of its historical significance
  6. 10. to defeat an enemy or opponent
  7. 11. a few words together that form a concept
  8. 12. the act of asking politely and/or formally
  9. 16. a stringed musical instrument
  10. 20. having the same value