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1. Expose to a chance of loss or damage
   "We risked losing a lot of money in this venture"; "Why risk your life?";
   - put on the line, lay on the line
    
2. Take a risk in the hope of a favourable outcome
   "When you buy these stocks you are risking";
   - gamble, chance, hazard, take chances, adventure, run a risk, take a chance

1. A source of danger; a possibility of incurring loss or misfortune
   "drinking alcohol is a health risk";
   - hazard, jeopardy, peril, endangerment
    
2. A venture undertaken without regard to possible loss or injury
   "he saw the rewards but not the risks of crime";
   - peril, danger
    
3. The probability of becoming infected given that exposure to an infectious agent has occurred
   - risk of infection
    
4. The probability of being exposed to an infectious agent
   - risk of exposure

Derived forms: risked, risking, risks

Type of: assay, attempt, chance, danger, essay, probability, seek, try, venture

Encyclopedia: Risk, Hazards and Crisis in Public Policy