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100 Best Synonyms for “Deteriorating”

October 9, 2026

100 Best Synonyms for

No. Item Definition
1. abating becoming less intense
2. ailing unwell or functioning poorly
3. battered damaged by repeated blows
4. blighted damaged and spoiled
5. breaking down ceasing to function properly
6. buckling bending and giving way
7. cheapened made less valuable or respected
8. collapsing failing or falling apart
9. coming apart breaking down or failing
10. compromised weakened or made less effective
11. contracting becoming smaller or tighter
12. corroding being eaten away chemically
13. corrupted made impure or morally worse
14. cracking developing breaks or faults
15. crumbling falling apart gradually
16. decaying gradually rotting or breaking down
17. declining becoming weaker or less good
18. decomposing breaking down into simpler matter
19. decrepit worn out by age or use
20. degenerating becoming worse in quality
21. degrading losing quality or value
22. dilapidated old and in poor repair
23. diminishing becoming smaller or weaker
24. disintegrating breaking into pieces
25. dwindling becoming steadily smaller
26. easing becoming less severe
27. ebbing gradually lessening or fading
28. enfeebled weakened in strength or vitality
29. eroding wearing away gradually
30. exhausted drained of strength or resources
31. fading losing strength, brightness, or importance
32. failing losing effectiveness or strength
33. falling moving to a lower state
34. faltering losing strength or confidence
35. festering worsening through infection or neglect
36. fizzling ending weakly or unsuccessfully
37. flagging losing energy or strength
38. fracturing cracking or breaking apart
39. fragmenting breaking into separate pieces
40. fraying coming apart at the edges
41. giving way collapsing or failing under pressure
42. going bad becoming spoiled or unusable
43. going downhill becoming steadily worse
44. going stale losing freshness or effectiveness
45. hollowed out weakened from within
46. impaired damaged or weakened
47. impoverished made poorer or less rich
48. in decay in a state of breakdown
49. in decline becoming worse or weaker
50. in disrepair needing repair; poorly maintained
51. languishing becoming weak or neglected
52. lessening becoming less in amount
53. lowered brought to a worse level
54. moldering slowly decaying or rotting
55. neglected made worse through lack of care
56. on its last legs near complete failure
57. on the decline becoming worse or less successful
58. on the wane gradually decreasing or weakening
59. past its best no longer in good condition
60. past its prime beyond its best condition
61. perishing decaying or losing usability
62. petering out gradually coming to an end
63. plummeting falling very quickly
64. precarious dangerously unstable or insecure
65. putrefying rotting and becoming foul
66. ramshackle rickety and in poor condition
67. receding moving back or diminishing
68. reduced made less in amount or strength
69. regressing returning to a worse condition
70. rickety weak and likely to collapse
71. rotting decaying through decomposition
72. run-down in poor, neglected condition
73. rusting corroding through oxidation
74. sagging drooping or losing firmness
75. shabby worn and in poor condition
76. shrinking becoming smaller
77. shriveling becoming dry and shrunken
78. sinking falling to a worse state
79. slipping gradually getting worse
80. slumping falling sharply or becoming weaker
81. souring becoming unpleasant or spoiled
82. splintering breaking into sharp pieces
83. spoiling becoming unfit or bad
84. tarnishing losing shine or purity
85. teetering close to falling or failing
86. tottering shaking and near collapse
87. tumbling falling quickly and sharply
88. undermined weakened gradually or secretly
89. unraveling coming apart or failing
90. unsound not safe or solid
91. unstable not steady or secure
92. vitiated spoiled or made ineffective
93. waning gradually decreasing or fading
94. weakening becoming less strong
95. wilting drooping and losing freshness
96. withering drying up and weakening
97. wobbly unsteady or weak
98. worn-out damaged by long use
99. worse for wear damaged by use or experience
100. worsening becoming worse over time
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