Gr- and Sw- Blends

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Across
  1. 3. Enlarged from injury
  2. 4. Wetland with murky water
  3. 5. Bad tempered or irritated
  4. 6. Complain in a low voice
  5. 8. Change direction or replace one thing with another
  6. 9. When your teacher marks you for your performance
  7. 10. To move in a smooth, elegant way
  8. 11. Force that keeps your feet on the ground
Down
  1. 1. Moving through water using strokes
  2. 2. Turn sharply to avoid something
  3. 7. The solid surface of the earth
  4. 8. Knitted cloth worn for warmth