Across
- 1. - swapping something with something new
- 3. - someone you do not know
- 4. - very well known
- 6. - you do this in a yellow book
- 8. - wishing for something
- 9. - having the same opinion
- 10. - something that is certain
Down
- 2. - the inventor of something
- 5. - understood or took notice of something
- 7. - identifying something