1. (used especially of persons) Having lived for a relatively long time or attained a specific age.
4. A city in west central Washington on an arm of Puget Sound south of Seattle.
10. White crystalline compound used as a food additive to enhance flavor.
13. A user interface in which you type commands instead of choosing them from a menu or selecting an icon.
14. Hard white substance covering the crown of a tooth.
15. The 7th letter of the Greek alphabet.
16. 4-wheeled motor vehicle.
17. A clique that seeks power usually through intrigue.
19. A woman hired to suckle a child of someone else.
21. A unit of perceived loudness equal to the loudness of a 1000-hertz tone at 40 dB above threshold.
22. Primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves.
23. Covered with paving material.
25. A gradual decline (in size or strength or power or number).
27. An intensely radioactive metallic element that occurs in minute amounts in uranium ores.
28. Wild sheep of northern Africa.
32. Functioning correctly and ready for action.
36. Title for a civil or military leader (especially in Turkey).
37. A flat wing-shaped process or winglike part of an organism.
40. United States composer and rockabilly tenor popular in the 1950s (1936-1988).
44. A deep bow.
46. A constellation in the southern hemisphere near Telescopium and Norma.
47. A rare silvery (usually trivalent) metallic element.
48. Tropical American tree producing cacao beans.
50. A flat-bottomed volcanic crater that was formed by an explosion.
52. Free from favoritism or self-interest or bias or deception.
54. An unforeseen obstacle.
56. Electronic warfare undertaken under direct control of an operational commander to locate sources of radiated electromagnetic energy for the purpose of immediate threat recognition.
59. Remove with or as if with a ladle.
61. Large burrowing rodent of South and Central America.
62. A period marked by distinctive character or reckoned from a fixed point or event.
65. Of or relating to or characteristic of Thailand of its people.
66. Any of various primates with short tails or no tail at all.
67. Any of several tropical and subtropical treelike herbs of the genus Musa having a terminal crown of large entire leaves and usually bearing hanging clusters of elongated fruits.
68. A loose sleeveless outer garment made from aba cloth.

1. English scholastic philosopher and assumed author of Occam's Razor (1285-1349).
2. Wild or domesticated South American cud-chewing animal related to camels but smaller and lacking a hump.
3. English theoretical physicist who applied relativity theory to quantum mechanics and predicted the existence of antimatter and the positron (1902-1984).
4. A police officer who investigates crimes.
5. Squash bugs.
6. Alternatively, a member of the family Nymphaeaceae.
7. A strategically located monarchy on the southern and eastern coasts of the Arabian Peninsula.
8. A noisy riotous fight.
9. A silvery ductile metallic element found primarily in bauxite.
10. The food served and eaten at one time.
11. Male red deer.
12. Offering fun and gaiety.
18. Used as a Hindi courtesy title.
20. Not easy.
24. An official prosecutor for a judicial district.
26. A soft silvery metallic element of the alkali earth group.
29. Any of several small ungulate mammals of Africa and Asia with rodent-like incisors and feet with hooflike toes.
30. Highly excited.
31. (Irish) Mother of the Tuatha De Danann.
33. Leaf or strip from a leaf of the talipot palm used in India for writing paper.
34. A Tibetan or Mongolian priest of Lamaism.
35. A heavy odorless colorless gas formed during respiration and by the decomposition of organic substances.
38. Web-footed diving seabirds of northern seas.
39. (British) A waterproof raincoat made of rubberized fabric.
41. The ninth month of the Moslem calendar.
42. (informal) Exceptionally good.
43. A plant hormone promoting elongation of stems and roots.
45. A river in north central Switzerland that runs northeast into the Rhine.
49. An Oscan-speaking member of an ancient people of Campania.
50. An associate degree in nursing.
51. A long noosed rope used to catch animals.
52. A soft white precious univalent metallic element having the highest electrical and thermal conductivity of any metal.
53. An association of people to promote the welfare of senior citizens.
54. A radioactive element of the actinide series.
55. Kamarupan languages spoken in northeastern India and western Burma.
56. The branch of engineering science that studies the uses of electricity and the equipment for power generation and distribution and the control of machines and communication.
57. Someone who works (or provides workers) during a strike.
58. Type genus of the Majidae.
60. Relating to or characteristic of or occurring on the sea or ships.
61. A master's degree in business.
63. A soft silvery metallic element of the alkali metal group.
64. A silvery soft waxy metallic element of the alkali metal group.