1. A caustic detergent useful for removing grease.
4. A small cake leavened with yeast.
8. The unit of frequency.
11. A police officer who investigates crimes.
12. A city in northern India.
13. The basic unit of money in Romania.
14. (Irish) Mother of the ancient Irish gods.
15. The sense organ for hearing and equilibrium.
16. Apparent power to perceive things that are not present to the senses.
17. A coffee cake flavored with orange rind and raisins and almonds.
21. Liquid containing proteins and electrolytes including the liquid in blood plasma and interstitial fluid.
22. Title for a civil or military leader (especially in Turkey).
23. A Chadic language spoken south of Lake Chad.
27. A loose sleeveless outer garment made from aba cloth.
28. A long thin fluffy scarf of feathers or fur.
29. A ductile gray metallic element of the lanthanide series.
30. A soft white precious univalent metallic element having the highest electrical and thermal conductivity of any metal.
32. Resinlike substance secreted by certain lac insects.
35. A river of southwestern Africa that rises in central Angola and flows east and then north (forming part of the border between Angola and Congo) and continuing northwest through Congo to empty into the Congo River on the border between Congo and Republic of the Congo.
38. A republic on the island of Malta in the Mediterranean.
42. A public promotion of some product or service.
43. A very young child (birth to 1 year) who has not yet begun to walk or talk.
46. Any of numerous local fertility and nature deities worshipped by ancient Semitic peoples.
47. (informal) Roused to anger.
49. (used of count nouns) Every one considered individually.
51. (British) A waterproof raincoat made of rubberized fabric.
52. A condition (mostly in boys) characterized by behavioral and learning disorders.
53. (prefix) In front of or before in space.
54. A flat wing-shaped process or winglike part of an organism.

1. A thrusting blow with a knife.
2. A Russian river.
3. Someone who works (or provides workers) during a strike.
4. A soft silvery metallic element of the alkali earth group.
5. How long something has existed.
6. (informal) Exceptionally good.
7. A river in north central Switzerland that runs northeast into the Rhine.
8. Large swift fly the female of which sucks blood of various animals.
9. (Judaism) A Jewish festival (traditionally 8 days) celebrating the exodus of the Israelites from Egypt.
10. At an earlier place.
18. Large brownish-green New Zealand parrot.
19. A radioactive element of the actinide series.
20. An associate degree in applied science.
24. The blood group whose red cells carry both the A and B antigens.
25. South African term for `boss'.
26. A metric unit of volume or capacity equal to 10 liters.
31. Light informal conversation for social occasions.
33. Before noon.
34. A compartment in front of a motor vehicle where driver sits.
36. (Babylonian) God of storms and wind.
37. The United Nations agency concerned with atomic energy.
38. A brittle gray crystalline element that is a semiconducting metalloid (resembling silicon) used in transistors.
39. A Tibetan or Mongolian priest of Lamaism.
40. An official language of the Republic of South Africa.
41. Type genus of the Alcidae comprising solely the razorbill.
44. A decree that prohibits something.
45. The administration of a strong electric current that passes through the brain to induce convulsions and coma.
48. A doctor's degree in religion.
50. A very light colorless element that is one of the six inert gasses.