Across
- 2. to sense
- 5. to go down
- 6. something used to cut
- 11. something you keep to remember something
- 12. natural science that studies everything outside Earth's atmosphere, including stars, planets, comets, galaxies, and physical events in space
- 13. to unlink each other
- 18. the act of being lonely
- 19. to be successful
Down
- 1. not satisfied
- 3. you have this mostly for breakfast
- 4. to decide
- 7. a round shape
- 8. being silent
- 9. full of poison
- 10. to be safe
- 13. to be secret
- 14. something is completely necessary, highly important, or basic to the true nature of a thing
- 15. large and having plenty of room
- 16. where people keep engraved people
- 17. not being somewhere