Soon it became too much to control and they released their pent-up energy.

They can never build up a large store of pent-up energy.

Meanwhile, the Earth's forces continue to push against them, increasing the pressure and pent-up energy.

After a couple of hours watching, I had expected to be antsy with pent-up energy.

"There seems to be a lot of pent-up energy and a desire to get back" to the business lunch, he said.

There is a lot of pent-up energy here in society to make things work.

When he talks it is easy to feel his pent-up energy.

Jeff decided he'd better shift the pent-up energy to the area of knowledge.

The main thing keeping her up, she says, was pent-up energy and stress.

Kirk felt the pent-up energy of those engines move through him.