A simple happiness

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Across
  1. 2. Neglecting
  2. 5. Ignored
  3. 7. Sadness
  4. 8. Poverty
  5. 9. Irresponsible
  6. 10. Complex
Down
  1. 1. Rare
  2. 3. Manageable
  3. 4. Carelessly
  4. 6. Endangers