Slytherin

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Across
  1. 2. dangerous alum
  2. 3. one of the colors of Slytherin
  3. 4. head of Slytherin House
  4. 7. ghost
  5. 10. school
  6. 12. house animal
  7. 13. "collected" students
  8. 16. type of family
Down
  1. 1. rival house
  2. 5. trait of slytherins
  3. 6. taught by head of slytherin
  4. 8. skill of founder
  5. 9. prefect
  6. 11. location of common room
  7. 14. first name of founder
  8. 15. famous alum