risk - noun

a source of danger; a possibility of incurring loss or misfortune

a venture undertaken without regard to possible loss or injury

the probability of becoming infected given that exposure to an infectious agent has occurred

the probability of being exposed to an infectious agent

risk - verb

• expose to a chance of loss or damage
• take a risk in the hope of a favorable outcome

risk - thesaurus

adventure   chance   danger   endangerment   gamble   hazard   jeopardy   peril