Across
- 2. sceptical
- 7. to put down
- 9. to give off
- 11. undeniable
- 13. grounds for a conclusion
- 14. place of safety
- 17. conquer
- 18. final
- 19. in an early stage
Down
- 1. underground
- 3. guess
- 4. puzzling
- 5. favourable
- 6. ask urgently
- 8. endanger
- 10. to spread through
- 12. to cut short
- 15. practicable, workable
- 16. to result finally