1: Move like a dervish

6: It may be passed on the Hill

9: Barbershop band?

14: Bunch of bunk

15: What golfers try to break

16: Eurasian forest

17: Meddle

19: Curvilinear

20: Re this clue, now it's you

21: Diocese subdivisions

23: Tree fluid

25: Remote room?

26: Make less dependent

30: Preparing to affix, as a stamp

36: Piece of property

37: Many, many moons

38: Generous sort

39: Did in, old-style

40: Glass fragment

43: Artifice

44: Having divisions, as a window

46: Capital of Phoenix?

47: Family follower?

48: Chessboard deadlocks

51: Bunch of bulls

52: Feline, to Tweety

53: Little lie

55: Testcase bungled?

60: Waldorf and Caesar

65: Tests that allow talking

66: Showing strong feelings

68: Have coming

69: Number of geese a-laying

70: Keno's cousin

71: Prepares to cast

72: 'Don't give up!'

73: Shooting game

1: Sound from a fan

2: Use a whetstone

3: Greek letter

4: Woodwind requirement

5: Laptop instruments of yore

6: Musclebound brute

7: Gripe, gripe, gripe

8: Stair parts

9: Brought dishonor upon

10: Sailors

11: 'If I Were a ___ Man'

12: Type of arch

13: Hippies' homes

18: Optician's selection

22: Out of work? (abbr.)

24: Eeyore's friend

26: Flyers with narrow waists

27: Razzle-dazzle

28: Combat site

29: Handrail support

31: Unsuitable

32: Bridge position

33: Become accustomed

34: Brown-___ (sycophant)

35: Midas's undoing

41: Coral habitat

42: Cease's partner

45: Profoundly dislikes

49: Golf range surface

50: Bear witness

54: Leaves the groom at the altar

55: Foghorn Leghorn feature

56: Bailiwick

57: Bombay garment

58: Cat's eye, sometimes

59: Dubai VIP

61: 'Get a load of that!'

62: Players may up it

63: Prom escort

64: Frequent Las Vegas money taker

67: Kind of moron?