Wonder

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Across
  1. 4. encourage
  2. 8. Everyone was crying
Down
  1. 1. and so on
  2. 2. accidentally happening
  3. 3. backup
  4. 5. odds
  5. 6. unusual
  6. 7. outskirts
  7. 9. smug or silly smile
  8. 10. lack of oxygen