Crossword genitive case. Write the genitive singular case of the following nouns

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Across
  1. 4. cavitatis
  2. 8. capitis
  3. 9. marginis
  4. 10. septi
  5. 11. pedis
  6. 12. manus
Down
  1. 1. costae
  2. 2. digiti
  3. 3. ossis
  4. 5. arcus
  5. 6. foraminis
  6. 7. apicis
  7. 8. corporis