This is Halloween!

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Across
  1. 3. Entertainer in a circus
  2. 4. A spirit in Irish folklore
  3. 6. A small, eight-legged creature
  4. 9. To push your body up off the ground
  5. 10. Odd/unusual
  6. 11. To stop being alive
Down
  1. 1. Cruel/unkind
  2. 2. A loud, piercing sound
  3. 5. An ensemble of bones
  4. 7. A large, round, orange fruit
  5. 8. A dark shape