Christmas fun to guess

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Across
  1. 2. worth a lot of money or having great use and importance
  2. 5. a soft, smooth natural material produced by silkworms and used for making clothes, etc.
  3. 6. the state of the atmosphere (sunny, rainy, windy, etc.) at a particular time and place
Down
  1. 1. a substance or treatment used to cure or relieve illness, pain, or injury
  2. 3. a device that fastens a door, box, etc. so it cannot be opened without a key
  3. 4. a living organism that grows in soil, has leaves and roots, and makes its own food
  4. 5. to ride on waves in the sea using a surfboard for pleasure or sport