| No. | Item | Definition |
|---|---|---|
| 1. | abyss | deep threat of ruin |
| 2. | Achilles’ heel | critical vulnerability |
| 3. | admonition | warning against possible harm |
| 4. | alarm bell | signal of possible danger |
| 5. | alert | warning of possible harm |
| 6. | apprehension | anxiety about possible harm |
| 7. | bind | difficult risky situation |
| 8. | booby trap | hidden device causing harm |
| 9. | brink | edge of serious trouble |
| 10. | catch | hidden drawback or risk |
| 11. | caution | warning about possible risk |
| 12. | chance | possibility of unwanted harm |
| 13. | chasm | deep threatening gap or crisis |
| 14. | cliff edge | point near serious disaster |
| 15. | complication | added problem or risk |
| 16. | contingency | possible risky event |
| 17. | crisis | dangerous turning point |
| 18. | dangerous situation | circumstance with possible harm |
| 19. | deathtrap | place likely to cause death |
| 20. | dice | risky chance or gamble |
| 21. | difficulty | trouble with possible risk |
| 22. | dilemma | difficult risky choice |
| 23. | downside | negative or risky aspect |
| 24. | drawback | disadvantage involving possible harm |
| 25. | edge | border of possible harm |
| 26. | emergency | urgent dangerous situation |
| 27. | eventuality | possible problematic outcome |
| 28. | exigency | urgent risky need |
| 29. | exposed position | place open to harm |
| 30. | exposure | being open to harm |
| 31. | extremity | dire dangerous situation |
| 32. | fatal flaw | weakness causing serious risk |
| 33. | fix | difficult risky position |
| 34. | flash point | place where violence may erupt |
| 35. | foreboding | feeling that harm is coming |
| 36. | forewarning | advance notice of risk |
| 37. | gamble | risky undertaking or chance |
| 38. | hazard | possible source of harm |
| 39. | hazardous situation | circumstance involving possible harm |
| 40. | hazardousness | quality of being hazardous |
| 41. | hole | bad risky situation |
| 42. | hornet’s nest | troublesome risky situation |
| 43. | hot spot | place of heightened risk |
| 44. | insecurity | lack of safety or protection |
| 45. | instability | lack of secure steadiness |
| 46. | jam | troublesome risky situation |
| 47. | jeopardy | exposure to possible loss |
| 48. | kill zone | area of extreme lethal risk |
| 49. | knife edge | extremely precarious state |
| 50. | liability | source of possible loss |
| 51. | line of fire | position exposed to attack |
| 52. | lion’s den | place of serious threat |
| 53. | long shot | unlikely risky attempt |
| 54. | menace | threatening source of harm |
| 55. | minefield | situation full of hidden risks |
| 56. | misgiving | doubt about safety or wisdom |
| 57. | no-go area | place too risky to enter |
| 58. | peril | serious and immediate risk |
| 59. | perilous situation | circumstance of serious risk |
| 60. | perilousness | quality of being perilous |
| 61. | pitfall | hidden risk or difficulty |
| 62. | powder keg | situation likely to explode |
| 63. | precariousness | unstable and risky condition |
| 64. | precipice | edge of disaster or ruin |
| 65. | pressure point | vulnerable place or issue |
| 66. | quandary | uncertain difficult situation |
| 67. | razor’s edge | very narrow risky balance |
| 68. | red flag | warning sign of risk |
| 69. | risk | chance of harm or loss |
| 70. | riskiness | quality of being risky |
| 71. | risky condition | condition involving possible harm |
| 72. | risky situation | circumstance involving possible loss |
| 73. | scrape | minor risky predicament |
| 74. | slippery slope | course leading to worse risks |
| 75. | snake pit | hostile risky situation |
| 76. | snare | hidden trap or risk |
| 77. | soft spot | vulnerable point or weakness |
| 78. | speculation | risky uncertain undertaking |
| 79. | sting | harmful hidden drawback |
| 80. | strait | difficult or dangerous situation |
| 81. | thin ice | risky uncertain position |
| 82. | threat | possible harm or attack |
| 83. | ticking bomb | imminent source of disaster |
| 84. | time bomb | delayed source of disaster |
| 85. | tinderbox | situation ready for violence |
| 86. | trap | hidden harmful situation |
| 87. | trouble spot | place likely to cause harm |
| 88. | troubled waters | difficult risky circumstances |
| 89. | uncertainty | unpredictable risky condition |
| 90. | unsafe area | place lacking safety |
| 91. | unsafe condition | condition lacking safety |
| 92. | unsafe situation | circumstance lacking safety |
| 93. | unsafety | state of not being safe |
| 94. | venture | risky undertaking |
| 95. | verge | point just before harm |
| 96. | vulnerability | susceptibility to harm or attack |
| 97. | wager | risky bet or venture |
| 98. | war zone | area of severe conflict risk |
| 99. | warning sign | sign of possible harm |
| 100. | weak point | place vulnerable to harm |