'-igh' and 'i_e'

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Across
  1. 3. Giving off light or shining (6 letters)
  2. 5. The time when we sleep (5 letters)
  3. 7. To put pencil to paper (5 letters)
  4. 8. This is used to cut food (5 letters)
Down
  1. 1. The opposite of heavy (5 letters)
  2. 2. Sudden fear (6 letters)
  3. 4. The opposite of outside (6 letters)
  4. 6. To reach a place (6 letters)