Ordered by uses in the last three years (since 2023-11-02), then by uses across the whole archive.

1. AnswerLast 3 yearsAll time
2. 1
   RIO

   25A 1946 song "A Rainy Night in ____"

   40
   315
3. 2
   EAT

   7D Graze

   33
   399
4. 3
   ERIN

   4D Irish lass's name

   19
   279
5. 4
   IRON

   21A Steel base

   18
   284
6. 5
   RCA

   6D Elvis's record label

   17
   227
7. 6
   TALON

   54A Hawk's weapon

   17
   71
8. 7
   PRO

   46A Whiz-bang

   15
   214
9. 8
   NUT

   26A Kook

   14
   112
10. 9
    ILK

    33D Lot

    11
    107
11. 10
    LOBE

    51D Part of a leaf, perhaps

    9
    74
12. 11
    PIP

    56D Lulu

    8
    58
13. 12
    IVAN

    28A Scientist Pavlov

    7
    135
14. 13
    LOCAL

    9D Townie

    6
    63
15. 14
    LEMON

    9A Yellow hue

    6
    54
16. 15
    ASNER

    60A Emmy-winning Ed

    5
    103
17. 16
    COB

    47A Pen's partner

    5
    63
18. 17
    ROWS

    53D Wrangles

    5
    48
19. 18
    COALS debut

    20D Scuttle load

    5
    19
20. 19
    ICER

    28D Bakery gizmo

    4
    84
21. 20
    NINER

    48D West Coast gridder

    4
    53
22. 21
    STATEN

    45D New York Bay's _____ Island

    4
    28
23. 22
    EBON

    30D Dark

    3
    81
24. 23
    TRIBE

    58A Clan

    3
    46
25. 24
    ISON

    43A "Time _____ My Side"

    3
    45
26. 25
    KRAFT debut

    39A Velveeta maker

    3
    21
27. 26
    TALENT

    18A Knack

    2
    43
28. 27
    CANAL

    17A Place for locks

    2
    40
29. 28
    LATINO

    14D Univision TV viewer

    2
    20
30. 29
    LUMEN debut

    3D Light bulb unit

    2
    16
31. 30
    RICOTTA debut

    36D Italian cheese

    2
    13
32. 31
    REL

    31D Theologians' subj.

    1
    133
33. 32
    NAES

    49A Words from stubborn Scots

    1
    29
34. 33
    LEVIS

    35D Informal wear

    1
    24
35. 34
    OBELISK

    50A Egyptian relic

    1
    13
36. 35
    ISOBARS

    37D They're found between highs and lows

    1
    10
37. 36
    AXOLOTL debut

    2D Speckled salamander

    1
    6
38. 37
    SUBARUS debut

    1D Some auto imports

    1
    4
39. 38
    IDI

    57D First name in despots

    0
    120
40. 39
    EGAL

    10D Alike, to Jacques

    0
    33
41. 40
    ANNETTE

    24D Bening of "The Grifters"

    0
    23
42. 41
    NICEST

    48A Most congenial

    0
    20
43. 42
    XENIA

    27A Midwest tornado site, 4/3/74

    0
    19
44. 43
    ARETES

    52A Geological formations

    0
    18
45. 44
    OSLER

    29A Canadian physician Sir William

    0
    14
46. 45
    AMATOL

    22A Blasting compound

    0
    12
47. 46
    OGIVE

    15A Pointed arch

    0
    11
48. 47
    MINERVA debut

    11D Daughter of Jupiter

    0
    7
49. 48
    SALESREP debut

    1A Company agent

    0
    6
50. 49
    NELSONS

    13D Wrestling holds

    0
    5
51. 50
    SCALERS

    19A Fish-cleaning tools

    0
    5
52. 51
    SPINSTER debut

    61A Dickens's Miss Havisham, e.g.

    0
    5
53. 52
    SYNTAX

    5D Grammarian's concern

    0
    5
54. 53
    FREEZER debut

    41D Supermarket section

    0
    4
55. 54
    RIGOLETTO debut

    36A Verdi opera

    0
    4
56. 55
    TOSSER debut

    42D Salad preparer, maybe

    0
    4
57. 56
    VITUS debut

    44A St. _____ (third-century child-martyr)

    0
    4
58. 57
    ABOMINATE debut

    16A Loathe

    0
    3
59. 58
    TIDEWATER

    59A Oysters' milieu

    0
    3
60. 59
    ANGLICANS debut

    32A Some bishops

    0
    2
61. 60
    EPITOMIZE debut

    55A Typify

    0
    2
62. 61
    OVARIAN debut

    12D Of a reproductive gland

    0
    2
63. 62
    APATITE debut

    40D Mineral in the teeth

    0
    1
64. 63
    BELLEISLE debut

    34A Newfoundland lighthouse site

    0
    1
65. 64
    GOBELIN debut

    38D Fine French tapestry

    0
    1
66. 65
    LUXURYCAR debut

    14A Lincoln or Infiniti, e.g.

    0
    1
67. 66
    MEALTICKETS debut

    23D Food vouchers

    0
    1
68. 67
    NEMAT debut

    49D Thread: Prefix

    0
    1
69. 68
    PRESTIGIOUS debut

    8D Distinguished

    0
    1