Group 4

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Across
  1. 4. small in amount, degree, etc.:
  2. 6. a main road, especially one between towns or cities:
  3. 7. firmly or closely fixed in place; not easily moved; secure:
  4. 8. having, characterized by, or showing superior power or strength:
Down
  1. 1. radiating or reflecting light; luminous; shining:
  2. 2. to make afraid or fearful; throw into a fright; terrify; scare.
  3. 3. a brilliant electric spark discharge in the atmosphere, occurring within a thundercloud, between clouds, or between a cloud and the ground.
  4. 5. the soft, diffused light from the sky when the sun is below the horizon, either from daybreak to sunrise or, more commonly, from sunset to nightfall.