shock

A sudden, heavy impact.

“The train hit the buffers with a great shock.”

A discontinuity arising in the solution of a partial differential equation.

To cause to be emotionally shocked, to cause (someone) to feel surprised and upset.

“The disaster shocked the world.”

To give an electric shock to.

To meet with a shock; to collide in a violent encounter.

An arrangement of sheaves for drying; a stook.

A lot consisting of sixty pieces; a term applied in some Baltic ports to loose goods.

(by extension) A tuft or bunch of something, such as hair or grass.

“His head boasted a shock of sandy hair.”

A small dog with long shaggy hair, especially a poodle or spitz; a shaggy lapdog.

To collect, or make up, into a shock or shocks; to stook.

“to shock rye”