1. Hand joint
6. Sounds of disapproval
10. Insulation
14. Heart artery
15. Margarine
16. Maguey
17. Unemotional
18. Verse
19. Nothing (British)
20. Capable of being penetrated
22. A ridge of sand
23. Tasseled cap
24. Joins metal
26. A small earphone
30. Fall color
32. A thin porridge
33. Headroom
37. Leave out
38. Trainee
39. Defunct
40. Syllogisms
42. Whiskers
43. Consumed
44. Respectful bending of the knees
45. Skin layer
47. Pain
48. Froth
49. Similitude
56. Olympic sled
57. Historical periods
58. Loosen, as laces
59. Ends a prayer
60. Skin disease
61. An attention-getting feat
62. Sourish
63. Negatives
64. Toots
2. Learning method
3. Weightlifters pump this
4. Anagram of "Ties"
5. Diplomatic
6. November birthstone
7. Messy dresser
8. Ship part
9. Moderately
10. Music director
11. Loudly
12. Small cities
13. French for "Head"
25. Mistake
26. Prima donna problems
27. Legion
28. Wreckage
29. Improvement
30. Bygone
31. C C C C
33. Carryall
34. Tidy
35. Automobiles
36. Countercurrent
38. Whale or dolphin
42. Tall marsh plant
44. Spy agency
45. A Russian council
46. Keen
47. Church recesses
48. Level
50. Killer whale
51. Numerous
52. Moving within
53. Render unconscious
54. Pig sound
55. Catches