| implausible(doubtful, dubious, unlikely, improbable) |
| improbable(adjective, doubtful, dubious, likely, unlikely) |
| incident(risk, prospect, likelihood) |
| inconceivable(doubtful, dubious, unlikely, implausible, improbable) |
| instance(risk, prospect, likelihood) |
| liability(risk, possibility, tendency, prospect, likelihood) |
| likelihood chance(expression, risk, prospect, likelihood) |
| likeliness(risk, possibility, tendency, prospect, likelihood) |
| lucky shot(noun, rare, long short) |
| no chance(noun, rare, long short) |
| not expected(expression, doubtful, unlikely, implausible) |
| not likely(expression, adjective, doubtful, dubious, unlikely) |
| occasion(risk, prospect, likelihood) |
| occurrence(risk, prospect, likelihood) |
| odds(risk, possibility, prospect, likelihood, probability) |
| off-chance(noun, rare, long short) |
| off chance |
| outside hope |
| outside shot(expression, unknown, doubtfulness, underdog, sleeper) |
| plausibility(risk, possibility, tendency, prospect, likelihood) |