Definitions:
a sudden upsetting or surprising event or experience

an acute medical condition associated with a fall in blood pressure, caused by such events as loss of blood, severe burns, allergic reaction, or sudden emotional stress, and marked by cold, pallid skin, irregular breathing, rapid pulse, and dilated pupils

a violent shaking movement caused by an impact, explosion, or tremor

cause (someone) to feel surprised and upset

affect with physiological shock.

affect with an electric shock.

collide violently

a group of twelve sheaves of grain placed upright and supporting each other to allow the grain to dry and ripen.

arrange (sheaves of grain) in a shock

an unkempt or thick mass of hair