1. An undergarment worn by women to support their breasts.
4. A genus with one species that is a rapidly growing climbing vine with tuberous roots.
12. The federal department responsible for safeguarding national security.
15. A unit of absorbed ionizing radiation equal to 100 ergs per gram of irradiated material.
16. French underwater explorer (born in 1910).
17. A federal agency established to coordinate programs aimed at reducing pollution and protecting the environment.
18. How long something has existed.
19. A laborer who carries supplies to masons or bricklayers.
20. Relating to or applicable to or concerned with the administration of a city or town or district rather than a larger area.
22. Aromatic root of ginseng plants.
25. A pressing or urgent situation.
28. Wet feed (especially for pigs) consisting of mostly kitchen waste mixed with water or skimmed or sour milk.
32. Block passage through.
35. A member of the Algonquian people formerly living the Hudson valley and eastward to the Housatonic.
37. A sodium salt of carbonic acid.
39. Reveal the true nature of.
41. United States songwriter and playwright famous for his patriotic songs (1878-1942).
43. Of or relating to or characteristic of Thailand of its people.
44. Harsh or corrosive in tone.
47. A metabolic acid found in yeast and liver cells.
48. Not in good physical or mental health.
51. Mild yellow Dutch cheese made in balls.
52. The highest level or degree attainable.
55. (Old Testament) The second patriarch.
57. A rare silvery (usually trivalent) metallic element.
58. (Old Testament) The son of Abraham who was cast out after the birth of Isaac.
61. A small cake leavened with yeast.
63. Squeeze the throat of.
65. A large number or amount.
69. A zodiacal constellation in northern hemisphere between Cancer and Virgo.
70. Lack of sophistication or worldliness.
74. A slender double-reed instrument.
75. The fatty flesh of eel.
76. Antineoplastic drug (trade name Alkeran) used to treat multiple myeloma and some other malignancies.
77. A Loloish language.
78. Hormone released by the hypothalamus that controls the release of thyroid-stimulating hormone from the anterior pituitary.
79. A large table centerpiece with branching holders for fruit or sweets or flowers.
80. An official language of the Republic of South Africa.

1. (informal) Exceptionally good.
2. East Indian cereal grass whose seed yield a somewhat bitter flour, a staple in the Orient.
3. Chief port of Yemen.
4. A dull persistent (usually moderately intense) pain.
5. An awkward stupid person.
6. A feeling of intense indignation (now used only in the phrase "in high dudgeon").
7. Electronic warfare undertaken under direct control of an operational commander to locate sources of radiated electromagnetic energy for the purpose of immediate threat recognition.
8. The branch of mechanics concerned with forces in equilibrium.
9. Being one more than nine.
10. A state in midwestern United States.
11. A nonsteroidal anti-inflammatory drug (trade name Clinoril).
12. The process of gradually becoming inferior.
13. A translucent mineral consisting of hydrated silica of variable color.
14. (British) An open river valley (in a hilly area).
21. Belonging to some prior time.
23. A shade of brown with a tinge of red.
24. A bitter quarrel between two parties.
26. Being ten more than eighty.
27. Any plant of the genus Gloriosa of tropical Africa and Asia.
29. An island of central Hawaii.
30. Of or relating to or measured in ohms.
31. Interface consisting of a standard port between a computer and its peripherals that is used in some computers.
33. A cylindrical drawstring bag used by sailors to hold their clothing and other gear.
34. The capital of Bahrain.
36. A state in northwestern North America.
38. Bony flesh of herring-like fish usually caught during their migration to fresh water for spawning.
40. 4-wheeled motor vehicle.
42. An organization of countries formed in 1961 to agree on a common policy for the sale of petroleum.
45. Baby bed with high sides.
46. Lacking in liveliness or charm or surprise.
49. God of love and erotic desire.
50. Resembling an eel in being long and thin and sinuous.
53. Ancient city is southeastern Italy where Hannibal defeated the Romans in 216 BC.
54. A medium for oil-paints.
56. An associate degree in applied science.
59. An indication of potential opportunity.
60. Norse chieftan who became the first duke of Normandy (860-931).
62. A coffee cake flavored with orange rind and raisins and almonds.
64. At any time.
66. An outer garment that has sleeves and covers the body from shoulder down.
67. The capital and chief port of Qatar.
68. Fastener consisting of a resinous composition that is plastic when warm.
71. A cgs unit of work or energy.
72. Of a light yellowish-brown color n 1.
73. The compass point midway between northeast and east.