sub and ex

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Across
  1. 4. below human
  2. 7. to pull below
  3. 8. to burst out
  4. 9. below zero
  5. 10. to shout out
  6. 11. to push out
Down
  1. 1. to breathe out
  2. 2. to dip under water
  3. 3. the title below the main title
  4. 5. below the Earth
  5. 6. to shut out
  6. 11. to go out