Definition of "Hazard" :
noun: an obstacle on a golf course
noun: an unknown and unpredictable phenomenon that causes an event to result one way rather than another
noun: a source of danger; a possibility of incurring loss or misfortune
"Drinking alcohol is a health hazard."
verb: put forward, of a guess, in spite of possible refutation
verb: take a risk in the hope of a favorable outcome
verb: put at risk