Inter prefix words

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Across
  1. 2. - overlapping or fitting together
  2. 4. - act in such a way as to have an effect on each other.
  3. 6. - between nations
  4. 7. - connected networks
Down
  1. 1. - to move between galaxies
  2. 2. - coming between two things in time, place, character, etc
  3. 3. - relate or connect to one another
  4. 5. - to move between cities