cam

A turning or sliding piece which imparts motion to a rod, lever or block brought into sliding or rolling contact with it.

A curved wedge, movable about an axis, used for forcing or clamping two pieces together.

A ridge or mound of earth.

A camming device, a spring-loaded device for effecting a temporary belay in a rock crevice.

Camera.

To go on webcam with someone.

Alternative form of kam