'Or' or er'?

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Across
  1. 1. A group of cows.
  2. 2. A section of a poem.
  3. 4. Usually used with a knife.
  4. 7. A person who looks after sheep.
  5. 8. A female sibling.
  6. 9. A settlement next to water where ships can load or unload.
Down
  1. 1. Not him, but...
  2. 3. A weapon used by knights.
  3. 5. A person who performs duties for others.
  4. 6. The opposite of tall.
  5. 7. A precious metal, often used to make jewellery.
  6. 8. Rugby, tennis, football, etc.