Across
- 3. active at night
- 5. the middle of the night
- 6. no end or limit
- 8. a small spherical bacterium
- 9. study of the earth
- 12. the front of the head
- 14. keep something from happening
- 15. fear of public speaking
Down
- 1. chief or father of a family
- 2. not social
- 4. extreme preoccupation with collecting books
- 7. the study of everything in the universe
- 10. to do again
- 11. the study of reality
- 13. the study of living organisms