Across
- 2. tail
- 5. dictionary
- 8. unhealthy
- 11. active
- 13. bridge
- 14. protect
- 15. survive
- 17. comfortable
- 20. breakfast
Down
- 1. history
- 3. medallist
- 4. communicate
- 6. dull
- 7. thirsty
- 9. passenger
- 10. practise
- 12. extinct
- 16. concentrate
- 18. lazy
- 19. library