Megacities

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Across
  1. 2. water and dirt
  2. 4. synonym for limit (verb)
  3. 5. increase greatly
  4. 6. synonym for expand
  5. 13. poor
  6. 15. the abandoned part of a city
  7. 16. synonym for busy, lively
  8. 17. chaotic expansion of a city
  9. 18. a building is composed of several...
  10. 20. sports, cinema are examples of...
  11. 21. what you pay to live in an apartment
  12. 23. a city with too many people is ...
Down
  1. 1. synonym for explain
  2. 3. impossibility for cars to move on
  3. 4. big group of people
  4. 5. synonym for change, reversal
  5. 7. provide shelter
  6. 8. a tower building
  7. 9. synynom for cast aside
  8. 10. round graph
  9. 11. a person who lives in a city
  10. 12. extremely dirty, unhealthy
  11. 14. physical aggression
  12. 19. area where most megacities are today
  13. 22. synonym for apartment