risk
noun.
a source of danger; a possibility of incurring loss or misfortune
drinking alcohol is a health hazard
noun.
a venture undertaken without regard to possible loss or injury
he saw the rewards but not the risks of crime|there was a danger he would do the wrong thing
Synonym: danger, peril
noun.
the probability of becoming infected given that exposure to an infectious agent has occurred
noun.
the probability of being exposed to an infectious agent
verb.
expose to a chance of loss or damage
We risked losing a lot of money in this venture|Why risk your life?|She laid her job on the line when she told the boss that he was wrong
verb.
take a risk in the hope of a favorable outcome
When you buy these stocks you are gambling