Across
- 4. Unique ice crystal.
- 7. Roasting winter treat.
- 8. Cold sensation.
- 10. Snow-sliding transport.
- 14. Heavy winter coat.
- 15. Keeps drinks hot.
- 17. Animal winter dormancy.
- 18. Santa's transport.
- 19. Neck-warming accessory.
- 20. Severe snowstorm.
Down
- 1. Extremely cold temperatures.
- 2. Frozen drip from a roof.
- 3. Winter sleep for animals.
- 5. Cold injury.
- 6. Hanging frozen water.
- 9. Frozen dew on surfaces.
- 10. Frozen figure.
- 11. Near the hearth warmth.
- 12. Northern lights spectacle.
- 13. Winter sport on slopes.
- 16. Piled snow from wind.
- 18. Rolled-up snow projectile.