-ice and -ise words

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Across
  1. 3. Inhabit, colonise
  2. 5. Goods that are bought and sold
  3. 8. Arrange systematically
  4. 9. An agreement
  5. 10. Someone who is learning how to do something
Down
  1. 1. Watch or look after someone
  2. 2. Give up something
  3. 4. Make up something
  4. 6. The fact of observing or paying attention to someone or something
  5. 7. Commit to memory