Across
- 2. making use of clever and indirect methods to achieve something.
- 4. ask questions of (someone, especially a suspect or a prisoner)
- 6. risky; dangerous.
- 7. spread from one person or organism to another by direct or indirect contact.
- 9. treat (a person or animal) with a vaccine to produce immunity to a particular infectious disease or pathogen.
- 11. with reference to the inner surface or structure of something; inside.
Down
- 1. not happening regularly or continuously
- 3. advice, especially that given formally.
- 5. a moving staircase consisting of an endlessly circulating belt of steps driven by a motor, conveying people between the floors of a public building.
- 8. contagious infection"
- 10. a minor wrongdoing.