Across
- 2. Completely destroy
- 3. Harmful to the environment
- 5. Used in specifying the hour of the day
- 8. Brought into social contact
- 11. How many
- 13. Smaller than a centimetre
- 14. Prize after achieving something
- 16. Depth of liquid
- 18. An informed guess
- 19. To keep alive or in existence
- 21. A number of things or parts working together
Down
- 1. Direction
- 2. How long something takes
- 4. A three dimensional measurement
- 6. The start
- 7. Equivalent
- 8. Opposite of clockwise
- 9. To save e.g. energy
- 10. At a later part in time
- 11. Childish argument
- 12. Two weeks
- 15. How good something is
- 17. Opposite of forwards
- 20. Make bigger
