Across
- 1. accident, tragedy
- 5. worsen, make more serious
- 9. improvements, changes
- 11. sudden increase, rush
- 13. ugly, unattractive
- 14. unique, first
- 16. strengthen, support
- 17. seriously, badly
- 19. discoveries, conclusions
- 20. leave, quit
Down
- 2. frightening, threatening
- 3. deadly, causing death
- 4. dangerous, unsafe
- 6. limit, control
- 7. rash, thoughtless
- 8. worsen, decline
- 10. judge, evaluate
- 12. head injury
- 15. poisonous, harmful
- 18. take in, shelter