Man-made monsters

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Across
  1. 5. thriving
  2. 7. something big or enormous
  3. 8. paid earning or providing good pay
  4. 10. form a theory or conjuncture about a subject without firm evidence.
Down
  1. 1. well known
  2. 2. be afraid of something
  3. 3. an atrocity.
  4. 4. I felt _______ when I helped the old man cross the street.
  5. 6. kept out of sight
  6. 9. estimate or suppose