Something that causes, contains, or presents danger.
A situation of serious and immediate danger.
An event which causes a loss, or the risk of a specific such event.
To cause to be in danger; to imperil; to risk.
A potential, unsuspected, hidden problem, hazard, or danger that is easily encountered but not immediately obvious.
A type of trap consisting of a concealed pit in the ground, which the victim is supposed to fall into and not be able to get out from.
An antipattern.
Subsidence below ground in a mine, which can cause the ground level above to drop.