Across
- 4. To combine into a collection
- 5. A law or standard to live by
- 8. To say something that is certain
- 9. Something that is firmly made or proven
Down
- 1. Something that is usable, or give a service
- 2. To give permission.
- 3. A part of something
- 6. To attempt or try to achieve s.th difficult
- 7. To show how big or important something is