Deathtrap (noun)

A place or situation that is extremely dangerous and likely to cause death.

Origin:

Deathtrap is a compound noun, made up of "death" and "trap".

Examples:

1. The building was a deathtrap and needed to be demolished.
2. Driving on that road was a deathtrap.
3. The mine was a deathtrap and many lives were lost.
4. The conditions in the factory were a deathtrap.
5. The rollercoaster was a deathtrap and was shut down.