Letter 'i'

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Across
  1. 3. creation
  2. 5. having many fans
  3. 7. second highest population
  4. 8. across countries
  5. 9. sickness
Down
  1. 1. crazy
  2. 2. protection against sudden accident & hospitalizations
  3. 4. unlawful
  4. 6. naive
  5. 9. best selling cellphones