WordWeb Online

1. Pose a threat to; present a danger to
   "The pollution is jeopardising the crops";
   - endanger, jeopardize, menace, threaten, imperil, peril
    
2. Put at risk
   "I will jeopardise my good reputation for this";
   - venture, hazard, adventure, stake, jeopardize

Derived forms: jeopardises, jeopardised, jeopardising

Type of: be, exist, lay on the line, put on the line, risk

Encyclopedia: Jeopardise