| No. | Item | Definition |
|---|---|---|
| 1. | abrasive | rough and wearing down |
| 2. | adverse | unfavorable and harmful |
| 3. | annihilating | destroying completely |
| 4. | baleful | threatening harm or evil |
| 5. | baneful | causing harm or ruin |
| 6. | bending | forcing out of shape |
| 7. | blackening | darkening or harming reputation |
| 8. | blemishing | spoiling appearance or reputation |
| 9. | breaking | causing something to split or fail |
| 10. | bruising | causing hurt or humiliation |
| 11. | buckling | bending under pressure |
| 12. | carcinogenic | able to cause cancer |
| 13. | caustic | burning or corrosive |
| 14. | chipping | breaking small pieces off |
| 15. | choking | blocking breathing or growth |
| 16. | contaminating | making something impure or unsafe |
| 17. | corrosive | gradually eating away or harming |
| 18. | cracking | making cracks appear |
| 19. | crippling | severely weakening or impairing |
| 20. | crushing | overwhelming or severely damaging |
| 21. | cutting | hurting sharply or severing |
| 22. | dangerous | able to cause harm |
| 23. | debilitating | making someone or something weak |
| 24. | deleterious | harmful, especially gradually |
| 25. | demolishing | tearing down or destroying |
| 26. | depleting | using up or reducing resources |
| 27. | desiccating | drying out and harming |
| 28. | destructive | causing serious damage or ruin |
| 29. | detrimental | causing disadvantage or harm |
| 30. | devastating | causing overwhelming damage |
| 31. | disabling | making unable to function |
| 32. | disastrous | causing great harm or failure |
| 33. | enfeebling | making weak or feeble |
| 34. | eradicating | destroying or removing completely |
| 35. | erosive | gradually wearing away |
| 36. | fouling | making dirty or polluted |
| 37. | fracturing | causing cracks or breaks |
| 38. | harmful | causing harm or injury |
| 39. | hurtful | causing pain or harm |
| 40. | ill | bad or harmful in effect |
| 41. | impairing | making worse or less effective |
| 42. | incapacitating | preventing normal ability or function |
| 43. | inimical | hostile or harmful to |
| 44. | injurious | causing injury or harm |
| 45. | insalubrious | harmful to health |
| 46. | jeopardizing | putting at risk of harm |
| 47. | lacerating | cutting deeply or wounding emotionally |
| 48. | laying waste to | destroying widely and severely |
| 49. | libelous | written and reputation-harming |
| 50. | maiming | causing permanent injury |
| 51. | malign | evil or harmful in influence |
| 52. | malignant | dangerously harmful or cancerous |
| 53. | marring | spoiling appearance or quality |
| 54. | mutagenic | able to cause genetic mutation |
| 55. | mutilating | severely injuring or disfiguring |
| 56. | negative | harmful or unfavorable in effect |
| 57. | noxious | harmful or poisonous |
| 58. | obliterating | wiping out completely |
| 59. | paralyzing | stopping action or normal function |
| 60. | pathogenic | causing disease |
| 61. | pernicious | very harmful, often subtly |
| 62. | poisonous | able to harm or kill |
| 63. | polluting | making air, water, or land dirty |
| 64. | prejudicial | harmful to rights or interests |
| 65. | pulverizing | crushing into powder |
| 66. | ravaging | causing widespread severe damage |
| 67. | ripping | tearing apart violently |
| 68. | ruining | destroying or severely spoiling |
| 69. | ruinous | causing ruin or severe loss |
| 70. | rupturing | bursting or tearing open |
| 71. | sapping | gradually draining strength |
| 72. | scarring | leaving lasting harm or marks |
| 73. | shattering | breaking completely or emotionally overwhelming |
| 74. | slashing | cutting or reducing sharply |
| 75. | smashing | breaking violently or severely defeating |
| 76. | smothering | preventing air, growth, or freedom |
| 77. | splitting | causing division or breakage |
| 78. | spoiling | ruining quality, value, or pleasure |
| 79. | strangling | choking or severely restricting |
| 80. | stunting | preventing proper growth or progress |
| 81. | suffocating | preventing breathing or freedom |
| 82. | tainting | spoiling purity or reputation |
| 83. | tarnishing | dulling or harming reputation |
| 84. | tearing | ripping or causing distress |
| 85. | teratogenic | able to harm fetal development |
| 86. | toxic | poisonous or very harmful |
| 87. | traumatic | causing deep emotional injury |
| 88. | undermining | gradually weakening or damaging |
| 89. | unhealthy | harmful to health or wellbeing |
| 90. | unhygienic | likely to spread disease |
| 91. | unsafe | likely to cause harm |
| 92. | unsound | not safe, solid, or reliable |
| 93. | unwholesome | harmful to health or morals |
| 94. | vandalizing | deliberately damaging property |
| 95. | warping | bending or distorting harmfully |
| 96. | weakening | reducing strength or effectiveness |
| 97. | wiping out | destroying completely |
| 98. | withering | causing weakness, shrinkage, or humiliation |
| 99. | wounding | causing emotional or physical injury |
| 100. | wrecking | destroying or badly spoiling |