spelling words revision

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Across
  1. 3. a mental or emotional strain
  2. 5. essential; impossible to live without
  3. 7. an object to remind you of a certain place
  4. 12. glorious and grand
  5. 13. being famous for doing something wrong
  6. 14. to mention a source in an article
  7. 16. money that elderly people receive
  8. 18. a telescope in which you see different shapes and colours
  9. 19. a chain worn around the neck
  10. 20. a plant with blue, purple or white flowers
Down
  1. 1. to mention indirectly
  2. 2. deep in thought
  3. 4. The _______ attack took the army by _____.
  4. 6. reasons for acting in a certain way
  5. 8. a weight that swings to and fro
  6. 9. a passage at the start of a book
  7. 10. relating to the study of the brain
  8. 11. a device commonly used in hospitals
  9. 15. to continue through difficulties
  10. 17. to accumulate money over time