convulsion

"Avery puts a sheet over her head, pretending to be a ghost to frighten Emily."

"The children were excited to go to their classroom in the morning. "

"Their loud laughter betrayed their presence."

"The athlete's muscular arms were strong enough to lift the heavy weights. "

"The student's tears were involuntary; she couldn't help crying when she saw the sad movie. "

"Everyone in the class needs to bring their textbook to the first lecture. "

"Many earthquakes happen in California because it is near a geologic fault. "

"The sick child suffered from high fever and started having convulsions. "

"The soldier triggered his rifle at the target. "

"The muscle contraction during exercise resulted in a temporary reduction in the size of the arm. "

"The toddler threw himself on the floor in a paroxysm of anger when his mother said no to candy. "

"The wildfire spread quickly due to the uncontrolled winds. "