1. German tennis player who won seven women's singles titles at Wimbledon (born in 1969).
5. An esoteric or occult matter that is traditionally secret.
11. A skullcap worn by nuns under a veil or by soldiers under a hood of mail or formerly by British sergeants-at-law v 1.
15. A violent throw.
16. Hard white substance covering the crown of a tooth.
17. A unit of area (4840 square yards) used in English-speaking countries.
18. Fertility goddess in ancient Greek mythology.
19. An Oscan-speaking member of an ancient people of Campania.
20. Essential oil or perfume obtained from flowers.
21. The basic monetary unit in many countries.
23. A wad of something chewable as tobacco.
25. A Loloish language.
26. The capital and largest city of Bangladesh.
28. Any of various deciduous or evergreen ornamental shrubs of the genus Abelia having opposite simple leaves and cymes of small white or pink or purplish flowers.
30. A strip of land projecting into a body of water.
34. Very small free-living arachnid that is parasitic on animals or plants.
38. A military action in which besieged troops burst forth from their position.
42. A handsaw for cutting with the grain of the wood.
43. A police officer who investigates crimes.
45. (in Scotland) A child.
46. Used of a single unit or thing.
47. Any of several malignant neoplasms (usually of the skin) consisting of melanocytes.
50. An engineering university in Cambridge.
51. A person from whom you are descended.
53. The superior of a group of nuns.
55. A radioactive transuranic element produced by bombarding plutonium with neutrons.
56. A Russian soup usually containing beet juice as a foundation.
59. Pale gray.
62. Argentine soldier who became president of Argentina (1895-1974).
64. Sharp piercing cry.
67. Be iridescent.
71. A plant hormone promoting elongation of stems and roots.
72. A member of a Kannada-speaking group of people living chiefly in Kanara in southern India.
75. Headdress that protects the head from bad weather.
76. Psychoactive substance present in marijuana.
77. Inflammation of the uvula.
78. The compass point that is one point north of due west.
79. The compass point midway between northeast and east.
80. One of the three prairie provinces in central Canada.
81. Title for a civil or military leader (especially in Turkey).

1. A releasing factor that accelerates the secretion of growth hormone by the anterior pituitary body.
2. A tributary of the Rhine.
3. A particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography).
4. A medieval country in northern Europe that included regions now parts of northern France and Belgium and southwestern Netherlands.
5. The corporate executive responsible for the operations of the firm.
6. The part of the nervous system of vertebrates that controls involuntary actions of the smooth muscles and heart and glands.
7. An indehiscent fruit derived from a single ovary having one or many seeds within a fleshy wall or pericarp.
8. A woman hired to suckle a child of someone else.
9. A Russian river.
10. A silvery ductile metallic element found primarily in bauxite.
11. A throne that is the official chair of a bishop.
12. Of or pertaining to a number system having 8 as its base.
13. A native or inhabitant of Iran.
14. A weekday on which no feast is celebrated.
22. A white metallic element that burns with a brilliant light.
24. A large number or amount.
27. Being one hundred more than three hundred.
29. African tree having an exceedingly thick trunk and fruit that resembles a gourd and has an edible pulp called monkey bread.
31. Plants closely allied to the genera Satureja and Calamintha.
32. A material made of cellulose pulp derived mainly from wood or rags or certain grasses.
33. Chief port of Yemen.
35. A metrical unit with unstressed-stressed syllables.
36. A person of unquestioning obedience.
37. Rock star and drummer for the Beatles (born in 1940).
39. The circumstances and ideas of the present age.
40. Of or relating to or characteristic of Ireland or its people.
41. The Uralic language spoken by the Yeniseian people.
44. A heavy odorless colorless gas formed during respiration and by the decomposition of organic substances.
48. A mountainous landlocked communist state in southeastern Asia.
49. One related on the mother's side.
52. (Norse mythology) Goddess of old age who defeated Thor in a wrestling match.
54. Something causes misery or death.
57. The vital principle or animating force within living things.
58. To this writing or document.
60. A just detectable amount.
61. The cavity in which the large intestine begins and into which the ileum opens.
63. A port city of south central Ukraine on an arm of the Black Sea.
65. German chemist who was co-discoverer with Lise Meitner of nuclear fission (1879-1968).
66. (Polynesian) An alcoholic drink made from the aromatic roots of the kava shrub.
68. A neutral middle vowel.
69. Open-heart surgery in which the rib cage is opened and a section of a blood vessel is grafted from the aorta to the coronary artery to bypass the blocked section of the coronary artery and improve the blood supply to the heart.
70. An inactive volcano in Sicily.
73. A woman religious.
74. American prizefighter who won the world heavyweight championship three times (born in 1942).