1. Trailing grass native to Europe now cosmopolitan in warm regions.
5. Commodities (goods or services) bought from a foreign country.
11. A quantity of no importance.
15. Any of several related languages of the Celts in Ireland and Scotland.
16. (comparative of `near') Being the one of two that is less distant in space.
17. Lacking sufficient water or rainfall.
18. Work hard.
19. The quality of doing what is right and avoiding what is wrong.
20. (obstetrics) The number of live-born children a woman has delivered.
21. A member of the Iroquoian people formerly living east of Lake Ontario.
23. Cubes of meat marinated and cooked on a skewer usually with vegetables.
24. A decree that prohibits something.
25. Relating to or marked by qualities associated with the north wind.
26. Advanced in years.
28. The law enforcement agency in the Justice Department.
29. An organ in its earliest stage of development.
31. A metallic element having four allotropic forms.
33. (Babylonian) God of storms and wind.
36. (Akkadian) God of wisdom.
39. English writer and a central member of the Fabian Society (1858-1943).
42. The 11th letter of the Hebrew alphabet.
45. An Indian side dish of yogurt and chopped cucumbers and spices.
48. A wrong action attributable to bad judgment or ignorance or inattention.
50. A manner of speaking that is natural to native speakers of a language.
52. A member of the Siouan people formerly living in the Missouri river valley in NE Nebraska.
53. An edilbe seaweed with a mild flavor.
54. Smaller of two tall fast-running flightless birds similar to ostriches but three-toed.
55. A deep prolonged sound (as of thunder or large bells).
56. A motley assortment of things.
58. Having four equal sides and four right angles or forming a right angle.
60. A rapid bustling commotion.
63. The second largest city in Tunisia.
66. A member of the Siouan people inhabiting the valleys of the Platte and Missouri rivers in Nebraska.
68. New World chats.
72. The sense organ for hearing and equilibrium.
75. (Judaism) Sacred chest where the ancient Hebrews kept the two tablets containing the Ten Commandments.
76. Psychoactive substance present in marijuana.
77. Guiding star.
78. Immense East Indian fruit resembling breadfruit of.
79. Hormone secreted by the posterior pituitary gland (trade name Pitressin) and also by nerve endings in the hypothalamus.
80. A mountain peak in the Andes in Bolivia (21,201 feet high).
81. (Irish) Mother of the ancient Irish gods.

1. Relieve from military service.
2. A university town in east central Maine on the Penobscot River north of Bangor.
3. Flexible twig of a willow tree.
4. Any cognitive content held as true.
5. Having no cogency or legal force.
6. Japanese ornamental tree with fragrant white or pink blossoms and small yellow fruits.
7. A kind of heavy jacket (`windcheater' is a British term).
8. Nicaraguan statesman (born in 1945).
9. (Old Testament) A son of Jacob and forefather of one of the tribes of Israel.
10. A lever that is operated with the foot.
11. A period of time spent sleeping.
12. (of farmland) Capable of being farmed productively.
13. English theoretical physicist who applied relativity theory to quantum mechanics and predicted the existence of antimatter and the positron (1902-1984).
14. A city in southern Turkey on the Seyhan River.
22. A Chadic language spoken south of Lake Chad.
27. A soft white precious univalent metallic element having the highest electrical and thermal conductivity of any metal.
30. A river in north central Switzerland that runs northeast into the Rhine.
32. United States baseball player (born 1925).
34. Similar or related in quality or character.
35. An informal term for a father.
37. Essential oil or perfume obtained from flowers.
38. A river that rises in central Germany and flows north to join the Elbe River.
40. (informal) Exceptionally good.
41. Trees of chiefly South America.
43. Division of a usually pinnately divided leaf.
44. An open box attached to a long pole handle.
46. A small bottle that contains a drug (especially a sealed sterile container for injection by needle).
47. The United Nations agency concerned with atomic energy.
49. Having been read.
51. Someone who plays a musical instrument (as a profession).
57. A cardinal number represented as 1 followed by 100 zeros (ten raised to the power of a hundred).
59. Of or concerning Qatar.
61. A Dravidian language spoken by the Gond people in south central India.
62. The visual percept of a region.
64. King of Saudi Arabia since 1982 (born in 1922).
65. (of persons) Highest in rank or authority or office.
67. A bluish shade of green.
69. A Hindu prince or king in India.
70. A theocratic republic in the Middle East in western Asia.
71. A town and port in northwestern Israel in the eastern Mediterranean.
73. American prizefighter who won the world heavyweight championship three times (born in 1942).
74. Electronic warfare undertaken under direct control of an operational commander to locate sources of radiated electromagnetic energy for the purpose of immediate threat recognition.