Christmas Mystery

2. Kyoto School philosopher known for work on nihilism and religion
4. Ancient Semitic language of Mesopotamia
5. Ancient Pre-Socratic thinker who proposed an infinite, undefined origin of all things
7. Apseudoscientific self-help system devised by L. Ron Hubbard
10. A surgical practice involving drilling into the skull
12. Anatolian mother goddess later absorbed into Greek religion
14. Ancient Near Eastern deity worshipped in Canaan and Phoenicia
18. Japanese island central to a decisive WWII battle
19. A movement within Scottish literature

1. Kabbalistic idea of repairing or restoring the world
3. The historical name for the second largest city in Greece
6. Celtic goddess associated with horses
8. Cloud of gas and dust where stars are born
9. Medieval theologian who fused Neoplatonism with Christianity
11. Russian playwright who advised that a gun shown early must be fired later
13. Elite infantry soldier of the Ottoman Empire
15. Neurological condition marked by loss of coordination
16. Daughter of James Joyce, often discussed in relation to mental illness
17. Alexandrian mathematician and philosopher killed in Late Antiquity