| noun | a source of danger; a possibility of incurring loss or misfortune “drinking alcohol is a health hazard” |
| noun | an unknown and unpredictable phenomenon that causes an event to result one way rather than another “bad luck caused his downfall” |
| noun | an obstacle on a golf course |
| verb | put forward, of a guess, in spite of possible refutation “I am guessing that the price of real estate will rise again” |
| verb | put at risk “I will stake my good reputation for this” |
| verb | take a risk in the hope of a favorable outcome “When you buy these stocks you are gambling” |
| hazardous | adjective | involving risk or danger |
| hazard | verb | put at risk |
| jeopardize | verb | pose a threat to; present a danger to |
| jeopardise | verb | pose a threat to; present a danger to |
| perilous | adjective | fraught with danger |
| peril | verb | put in a dangerous, disadvantageous, or difficult position |
| risky | adjective | involving risk or danger |
| risk | verb | expose to a chance of loss or damage |
| chance | verb | be the case by chance |
| guess | noun | an estimate based on little or no information |
| guesser | noun | a person who guesses |
| guessing | noun | an estimate based on little or no information |
| hazard | noun | an unknown and unpredictable phenomenon that causes an event to result one way rather than another |
| venture | noun | an investment that is very risky but could yield great profits |
| venturer | noun | a person who enjoys taking risks |
| adventure | noun | a wild and exciting undertaking (not necessarily lawful) |
| adventurer | noun | a person who enjoys taking risks |
| stake | noun | the money risked on a gamble |
| jeopardy | noun | a source of danger; a possibility of incurring loss or misfortune |
| gamble | noun | a risky act or venture |
| gambler | noun | someone who risks loss or injury in the hope of gain or excitement |
| chance | noun | a risk involving danger |
| risk | noun | a venture undertaken without regard to possible loss or injury |