Niet leuk

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Across
  1. 1. to wait
  2. 3. headache
  3. 6. to smoke
  4. 7. mushroom
  5. 13. nightmare
  6. 16. gym
  7. 17. joke
  8. 18. maths
  9. 19. to calculate
Down
  1. 2. dentist
  2. 4. blister
  3. 5. fly
  4. 8. noise
  5. 9. to clean
  6. 10. sand
  7. 11. ants
  8. 12. dust
  9. 14. homework
  10. 15. rain
  11. 16. spider