| noun | a source of danger; a possibility of incurring loss or misfortune “drinking alcohol is a health hazard” |
| noun | a state of danger involving risk |
| noun | a venture undertaken without regard to possible loss or injury “he saw the rewards but not the risks of crime” |
| verb | pose a threat to; present a danger to “The pollution is endangering the crops” |
| verb | put in a dangerous, disadvantageous, or difficult position |
| 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 |
| jeopardy | noun | a source of danger; a possibility of incurring loss or misfortune |
| menace | noun | something that is a source of danger |
| peril | noun | a state of danger involving risk |
| exposure | noun | the state of being vulnerable or exposed |