Imperil (verb)

To put in danger or at risk; to endanger.

Origin:

From old french empeirier, from latin imperare "to command, order" + -il.

Examples:

1. The natural disaster imperiled the lives of thousands of people.
2. The company's financial problems imperiled its future.
3. The reckless driver imperiled the lives of other people on the road.
4. The decision of the government imperiled the economy of the country.
5. The new regulation imperiled the existence of small businesses.