Across
- 1. to move from one place to another
- 3. to act against something
- 4. fake currency etc.
- 7. occurring at the surface
- 8. a medicine taken to relieve something
- 9. clear
- 11. a blood protein
- 13. half a circle
- 14. to observe
- 15. disinfectant
- 18. replacing something
Down
- 1. a device with three connections
- 2. apply to participate in
- 5. a purple light
- 6. an attack made in response
- 10. an underwater warship
- 12. a punctuation mark
- 14. a speed greater than the speed of sound
- 16. second to last final
- 17. lower the freezing point