| No. | Term | Definition |
|---|---|---|
| 1. | Abrupt | Sudden; without warning. |
| 2. | Acute | Severe and intense. |
| 3. | Aggressive | Forceful; strongly assertive. |
| 4. | Alarming | Causing worry or fear. |
| 5. | Astonishing | Very surprising; remarkable. |
| 6. | Austere | Plain; severely simple. |
| 7. | Bald | Unadorned; starkly plain. |
| 8. | Blunt | Direct; lacking subtlety. |
| 9. | Brusque | Abrupt in manner or speech. |
| 10. | Brutal | Harsh; mercilessly severe. |
| 11. | Cataclysmic | Causing great destruction or upheaval. |
| 12. | Chilling | Unnervingly frightening or disturbing. |
| 13. | Cliff-edge | Poised at a dangerous turning point. |
| 14. | Conspicuous | Easily noticed; striking. |
| 15. | Daring | Bold; willing to take risks. |
| 16. | Decisive | Settling an issue; conclusive. |
| 17. | Deep-cutting | Profoundly affecting; far-reaching. |
| 18. | Definitive | Final; leaving no doubt. |
| 19. | Dire | Extremely serious or urgent. |
| 20. | Disruptive | Causing disturbance or interruption. |
| 21. | Dramatic | Strikingly sudden or intense. |
| 22. | Drastic-looking | Appearing severe or extreme. |
| 23. | Drastic-sounding | Sounding severe or extreme. |
| 24. | Earthshaking | Having major impact; momentous. |
| 25. | Extreme | At the furthest limit. |
| 26. | Far-reaching | Affecting widely; extensive impact. |
| 27. | Fateful | Having important consequences. |
| 28. | Fierce | Intensely strong or violent. |
| 29. | Forceful | Strong and persuasive. |
| 30. | Game-changing | Altering the situation significantly. |
| 31. | Grave | Very serious; weighty. |
| 32. | Hardline | Uncompromisingly strict or firm. |
| 33. | Harsh | Severe; unpleasantly rough. |
| 34. | Heavy-handed | Overly forceful; lacking finesse. |
| 35. | High-impact | Producing strong effects. |
| 36. | Icy | Cold; unfriendly; chilling. |
| 37. | Immoderate | Excessive; beyond reasonable limits. |
| 38. | Imposing | Making a strong impression. |
| 39. | Inflexible | Not willing to bend or change. |
| 40. | Intense | Very strong; extreme in degree. |
| 41. | Jarring | Shockingly discordant or unsettling. |
| 42. | Jolting | Suddenly surprising or disturbing. |
| 43. | Judgment-day | Decisive; final and severe. |
| 44. | Key | Crucial; of central importance. |
| 45. | Knockout | Overwhelmingly effective; decisive. |
| 46. | Large-scale | Extensive in size or scope. |
| 47. | Last-ditch | Used as a final attempt. |
| 48. | Life-altering | Changing life significantly. |
| 49. | Major | Very important; significant. |
| 50. | Massive | Very large; immense. |
| 51. | Momentous | Of great importance or consequence. |
| 52. | Monumental | Great in significance; huge. |
| 53. | Nerve-racking | Causing great anxiety or stress. |
| 54. | Notable | Worthy of attention; significant. |
| 55. | Overwhelming | Too strong to resist or handle. |
| 56. | Paramount | More important than anything else. |
| 57. | Pivotal | Of crucial importance; turning-point. |
| 58. | Profound | Deep; far-reaching in effect. |
| 59. | Radical | Far-reaching; fundamental. |
| 60. | Razor-sharp | Extremely clear and severe. |
| 61. | Revolutionary | Involving great change; transformative. |
| 62. | Rigorous | Strict; exacting; thorough. |
| 63. | Ruthless | Without pity; relentlessly harsh. |
| 64. | Savage | Fierce; brutally harsh. |
| 65. | Seismic | Having huge, far-reaching effects. |
| 66. | Severe | Very harsh or strict. |
| 67. | Shattering | Deeply upsetting; devastating. |
| 68. | Shocking | Causing surprise and distress. |
| 69. | Significant | Important; meaningful in effect. |
| 70. | Stark | Bleak; sharply clear; severe. |
| 71. | Steep | Sharp; sudden; substantial. |
| 72. | Stern | Strict and serious. |
| 73. | Stringent | Strict; demanding compliance. |
| 74. | Stunning | Extremely impressive or surprising. |
| 75. | Sudden | Happening quickly and unexpectedly. |
| 76. | Sweeping | Wide-ranging; comprehensive. |
| 77. | Tectonic | Shifting fundamentals; transformative. |
| 78. | Thoroughgoing | Complete; carried out fully. |
| 79. | Transformative | Causing major change. |
| 80. | Tremendous | Very great in amount or degree. |
| 81. | Uncompromising | Not yielding; inflexible. |
| 82. | Unnerving | Making one feel uneasy or afraid. |
| 83. | Unprecedented | Never done or known before. |
| 84. | Unrelenting | Not easing; relentless. |
| 85. | Unyielding | Not giving way; firm. |
| 86. | Upending | Turning upside down; overturning. |
| 87. | Vast | Very great in size or amount. |
| 88. | Vehement | Showing strong feeling; forceful. |
| 89. | Violent | Using great force; intense. |
| 90. | Vital | Essential; critically important. |
| 91. | Volatile | Unstable; likely to change rapidly. |
| 92. | Watershed | Marking an important turning point. |
| 93. | Wholesale | On a large scale; sweeping. |
| 94. | Wide-ranging | Covering many areas; extensive. |
| 95. | Wild | Uncontrolled; extreme. |
| 96. | World-shaking | Having enormous global impact. |
| 97. | Xtreme | Informal: extremely intense. |
| 98. | Year-defining | Shaping the year’s outcome. |
| 99. | Yoking | Forcibly binding; tightly joining. |
| 100. | Zealous | Fervent; intensely devoted. |