Space

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Across
  1. 2. unoccupied space
  2. 4. space occupied by something or someone
  3. 6. the 's' in B.E.S.T.
  4. 7. straight, curved, twisted, bent
Down
  1. 1. above/below, around/through, on/off
  2. 3. high, medium, low
  3. 5. forward, backward, sideways, diagonal