1. the act of putting someone or something in danger or at risk of harm
2. the state of being in danger or at risk

Examples

• The factory’s toxic waste caused the endangerment of local wildlife.
• Child endangerment is a serious criminal offense.
• The species faces endangerment due to habitat loss.
• Reckless driving constitutes endangerment of public safety.
• Environmental groups work to prevent the endangerment of rare plants.
• The court found him guilty of endangerment of a minor.
• Climate change poses a threat of endangerment to polar bears.