Spelling (ear makes er)

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Across
  1. 3. Show up on time
  2. 6. You have been informed
  3. 8. Likes the underground
  4. 9. Want and wish
  5. 10. Showing seriousness
  6. 11. Search on the internet
Down
  1. 1. Hard glistening gemstone
  2. 2. Organised charitable tradition
  3. 4. Practice makes perfect
  4. 5. Rank of nobility
  5. 7. A lack of hunger