| No. | Term | Definition |
|---|---|---|
| 1. | a coin toss | decision left to chance |
| 2. | a crapshoot | matter of pure chance |
| 3. | a long shot | unlikely chance of success |
| 4. | a toss-up | outcome too close to call |
| 5. | Achilles’ heel | critical weakness |
| 6. | act of faith | decision made without certainty |
| 7. | backlash | strong negative reaction |
| 8. | bad odds | unfavorable probability |
| 9. | bet | a stake on a chance |
| 10. | blowback | unintended negative consequence |
| 11. | booby trap | hidden danger set to harm |
| 12. | calculated gamble | chance taken after weighing outcomes |
| 13. | can of worms | situation likely to cause trouble |
| 14. | chance | possibility of something happening |
| 15. | complication | difficulty that creates trouble |
| 16. | contingency | possible event requiring preparation |
| 17. | cost | likely negative consequence |
| 18. | danger | chance of harm or loss |
| 19. | dangerous bet | bet with high chance of loss |
| 20. | dangerous gamble | gamble with serious downside |
| 21. | dangerous move | action likely to backfire |
| 22. | downside | potential negative outcome |
| 23. | drawback | possible disadvantage |
| 24. | endangerment | state of being put in danger |
| 25. | eventuality | possible future event |
| 26. | exposure | being open to harm |
| 27. | fallout | negative results after an event |
| 28. | fighting chance | small but possible chance |
| 29. | foreseeable harm | harm that could reasonably occur |
| 30. | fragility | easily harmed condition |
| 31. | gamble | taking a chance for gain |
| 32. | hazard | source of possible harm |
| 33. | hazardous bet | bet with high danger of loss |
| 34. | hazardous gamble | gamble with serious danger |
| 35. | hazardous move | action likely to cause harm |
| 36. | hazardous venture | undertaking with likely harm |
| 37. | high stakes | situation with much to lose |
| 38. | iffy bet | bet with doubtful outcome |
| 39. | iffy choice | choice with doubtful outcome |
| 40. | iffy move | move with doubtful outcome |
| 41. | iffy proposition | plan with doubtful outcome |
| 42. | imperilment | state of being endangered |
| 43. | insecurity | lack of safety or certainty |
| 44. | instability | tendency to change unpredictably |
| 45. | jeopardy | exposure to danger |
| 46. | kicker | an added catch or hidden drawback |
| 47. | knife-edge | a very precarious situation |
| 48. | known unknown | a recognized area of uncertainty |
| 49. | leap of faith | act taken without proof |
| 50. | liability | potential for loss or harm |
| 51. | likelihood | chance that something will happen |
| 52. | loaded dice | a situation tilted against you |
| 53. | long odds | low probability of success |
| 54. | loss | harm or damage you might suffer |
| 55. | low odds | weak likelihood of an outcome |
| 56. | lure | a tempting offer with danger |
| 57. | malus | a penalty or negative consequence |
| 58. | menace | threatening danger |
| 59. | minefield | area full of hidden dangers |
| 60. | odds | likelihood of a given outcome |
| 61. | outside chance | small but real possibility |
| 62. | peril | serious danger |
| 63. | pitfall | hidden danger or difficulty |
| 64. | possibility | something that could happen |
| 65. | precariousness | state of being unstable or unsafe |
| 66. | price | unwanted consequence of an action |
| 67. | probability | likelihood that something will occur |
| 68. | prospect | possible future outcome |
| 69. | questionable bet | bet with doubtful prospects |
| 70. | questionable choice | choice with doubtful prospects |
| 71. | questionable move | move with doubtful prospects |
| 72. | questionable venture | venture with doubtful prospects |
| 73. | risky bet | bet with uncertain outcome |
| 74. | risky business | activity with serious downside |
| 75. | risky gamble | gamble with high uncertainty |
| 76. | risky move | action with significant downside |
| 77. | risky proposition | plan with high downside |
| 78. | roll of the dice | outcome left to chance |
| 79. | shot in the dark | guess with little certainty |
| 80. | slim chance | small likelihood of success |
| 81. | snare | trap or hidden danger |
| 82. | speculation | investment with uncertain return |
| 83. | stakes | what can be lost or gained |
| 84. | susceptibility | likelihood of being affected |
| 85. | threat | likely cause of harm |
| 86. | trap | situation likely to cause harm |
| 87. | trouble | difficulty or danger |
| 88. | uncertainty | lack of sure outcome |
| 89. | unknown | unpredictable factor |
| 90. | unpredictability | hard-to-forecast behavior |
| 91. | unsafe bet | choice with high chance of loss |
| 92. | unsafe situation | situation likely to cause harm |
| 93. | unsafety | lack of safety |
| 94. | venture | undertaking with uncertain outcome |
| 95. | volatility | rapid, unpredictable change |
| 96. | vulnerability | susceptibility to harm |
| 97. | wager | stake on an uncertain outcome |
| 98. | warning sign | sign of possible danger |
| 99. | weak point | area vulnerable to harm |
| 100. | wild card | unpredictable element |
