1. A Chadic language spoken south of Lake Chad.
5. Light informal conversation for social occasions.
8. A fatal disease of cattle that affects the central nervous system.
11. The basic unit of money in China.
12. One of the most common of the five major classes of immunoglobulins.
13. A reproach for some lapse or misdeed.
14. A unit of dry measure used in Egypt.
16. A public promotion of some product or service.
17. The residue that remains when something is burned.
18. 10 grams.
19. A chronic inflammatory collagen disease affecting connective tissue (skin or joints).
21. The 7th letter of the Greek alphabet.
24. The blood group whose red cells carry both the A and B antigens.
26. Having been read.
28. 35th President of the United States.
29. An amino acid that is found in the central nervous system.
31. A Chadic language spoken south of Lake Chad.
33. An organization of countries formed in 1961 to agree on a common policy for the sale of petroleum.
35. The basic unit of money in Bangladesh.
39. An imaginary elephant that appears in a series of French books for children.
42. A doctor's degree in education.
43. A radioactive element of the actinide series.
44. Made agreeably cold (especially by ice).
46. A loose sleeveless outer garment made from aba cloth.
47. Bark in a high-pitched tone.
49. A compartment in front of a motor vehicle where driver sits.
51. A condition (mostly in boys) characterized by behavioral and learning disorders.
52. (Babylonian) The sky god.
53. A small cake leavened with yeast.

1. Two items of the same kind.
2. A sensation (as of a cold breeze or bright light) that precedes the onset of certain disorders such as a migraine attack or epileptic seizure.
3. An emblem (a small piece of plastic or cloth or metal) that signifies your status (rank or membership or affiliation etc.).
4. Used of a single unit or thing.
5. Of or relating to the stomach and intestines.
6. Title for a civil or military leader (especially in Turkey).
7. Having undesirable or negative qualities.
8. (informal) Exceptionally good.
9. A framework that holds the panes of a window in the window frame.
10. An ancient Hebrew unit of dry measure equal to about a bushel.
15. (Scottish) Bluish-black or gray-blue.
20. The branch of computer science that deal with writing computer programs that can solve problems creatively.
22. Small genus of Eurasian aquatic perennial herbs.
23. A federal agency established to regulate the release of new foods and health-related products.
25. A soft silvery metallic element of the alkali earth group.
27. The elementary stages of any subject (usually plural).
30. A former monetary unit in Great Britain.
32. A highly unstable radioactive element (the heaviest of the halogen series).
34. Any plant of the genus Erica.
35. Of or relating to the stomach and intestines.
36. (Babylonian) A demigod or first man.
37. Cubes of meat marinated and cooked on a skewer usually with vegetables.
38. A city in southern Turkey on the Seyhan River.
40. Harsh or corrosive in tone.
41. An important seaport on the Island of Cebu in the Philippines.
42. A public promotion of some product or service.
45. Airtight sealed metal container for food or drink or paint etc..
48. A sliver-white metallic element of the platinum group that resembles platinum.
50. A metallic element having four allotropic forms.