She was hyperexcited about her upcoming vacation.

Hyperexcitation can lead to seizures.

The child's hyperexcitability made it difficult for him to sit still in class.

He has a hyperexcitable temperament.

The hyperexcitations in his brain were causing him to have seizures.

She couldn't contain her hyperexcitement when she won the lottery.

He was hyperexcitably jumping up and down with excitement.

The roller coaster ride was hyperexciting.