Crossword week 3

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Across
  1. 2. Book of word meanings
  2. 5. Lasting only for a short time
  3. 7. Place where books are kept
  4. 11. Related to books or writing
  5. 14. Related to gradual change or development
  6. 15. Common or usual
  7. 16. Yearly date of a special event
  8. 17. Not real; made up
  9. 18. Done alone
Down
  1. 1. Plan for a journey or trip
  2. 3. Needed or essential
  3. 4. Person who helps with office work
  4. 6. List of word meanings in a book
  5. 8. Completing or going well together
  6. 9. First or most important
  7. 10. Passed down from parents
  8. 12. A daily record of events or thoughts
  9. 13. Collection of words a person knows