PREFIXES Crossword

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Across
  1. 2. something perfomed by a pair of individuals
  2. 5. an american whos family cames from england
  3. 6. relating or including many different cultures
  4. 11. to say that is not allowed
  5. 13. something beyond earth
  6. 16. a half of the earth
  7. 18. sad, depressed or disapointed
  8. 19. a compaound with two oxygen atoms per molecule
Down
  1. 1. sounds that are too high to hear
  2. 2. straight line that join two opposites corners of a shape
  3. 3. the middle of the night
  4. 4. an attack made as a replay of another attack
  5. 7. to open or release something
  6. 8. the part of the invisible spectrum
  7. 9. opossite statement
  8. 10. the study of secret writting
  9. 12. to be sad or gloomy
  10. 14. when bloodn have less celss than aberage
  11. 15. to change words from one language into another languge
  12. 17. something under the surface of the sea