plural of nouns

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Across
  1. 2. bus
  2. 4. boy
  3. 5. church
  4. 8. stomach
  5. 9. knife
  6. 10. potato
  7. 11. flash
Down
  1. 1. dress
  2. 3. thief
  3. 4. box
  4. 6. tomato
  5. 7. baby
  6. 11. fox