spelling sort 47

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Across
  1. 2. Study of matter, energy, and their interactions
  2. 6. Having an uneven surface
  3. 8. Child without parents
  4. 9. Apparition or ghostly figure
  5. 10. Adequate or sufficient
  6. 11. Large, tusked mammal
  7. 13. Set of letters in a systematic order
  8. 16. Mischievous or disobedient
  9. 19. Group of words expressing a concept
  10. 20. Victory or success
  11. 21. Unit of text with a distinct topic or idea
Down
  1. 1. Female child of a parent
  2. 3. Sudden expulsion of air from the lungs
  3. 4. Communication device
  4. 5. Award or token of achievement
  5. 7. Captured or seized
  6. 12. Instructed or educated
  7. 14. Engaged in battle
  8. 15. Expression of joy or amusement
  9. 16. Brother's or sister's son
  10. 17. Strong and durable
  11. 18. Marine mammal with a dorsal fin