Across

1. Challenger

6. Tree trunk

10. Doing nothing

14. Anoint (archaic)

15. Pinnacle

16. Drudgery

17. Scrawny one

18. Anagram of “Ties”

19. Mountain lion

20. Nationalism

22. Leave out

23. Threesome

24. Buccaneer

26. Cook

30. Hotel

31. Explosive

32. Lion sound

33. Strong fiber

35. Domesticated

39. Flavorless

41. Hard rubber

43. Tropical nut

44. Not under

46. Association

47. Prefix meaning “Modern”

49. French for “Summer”

50. Modify

51. A four-wheel covered carriage

54. Nipple

56. By mouth

57. Thermoregulator

63. Swoop

64. Indian dress

65. Emit a brief burst of light

66. G G G G

67. Distinctive flair

68. Type of connective tissue

69. L L L L

70. Chinese mafia

71. Brown ermine

Down

1. Coarse file

2. Ancient Peruvian

3. Green

4. Winglike

5. On the up and up

6. Torture of the feet

7. Alternatives

8. Wreaths

9. Nontaxable

10. Greatness

11. A Russian council

12. Circumscribe

13. Gladden

21. Small African antelope

25. Within

26. Baby’s bed

27. Sharpen

28. Where the sun rises

29. Excluded from a society

34. Tottering

36. Gentle

37. Decorative case

38. Money owed

40. Entreaty

42. Spotted sunfish

45. Experienced

48. Beginning

51. Hostel

52. Disney mermaid

53. Belly button

55. Upper-class people (British)

58. Angel’s headwear

59. Thin strip

60. Meal in a shell

61. Largest continent

62. Not this