Black Death Crossword Puzzle

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Across
  1. 3. maintaining clean conditions
  2. 6. contagious bacteria disease
  3. 9. a person living in a empire
  4. 10. one cell organisms
  5. 11. decreases their chance of catching a disease
  6. 13. road famous trade route
  7. 15. good smell from burned materials
Down
  1. 1. a person harmed or injured
  2. 2. extremely unpleasant
  3. 4. node traveled through body tissue into blood
  4. 5. to be separated and unable to see another person
  5. 7. a small wingless jumping insect that feeds on blood
  6. 8. badly swollen
  7. 12. a country or area under the full control of another country
  8. 14. the remaining of something that's been burned