release one's grip

He released his grip on her so suddenly she almost fell.

To his surprise the hand holding him released its grip.

With that approach in mind, he released his grip at what seemed like the appropriate time.

She released her grip on his arm and stood back.

But he did not release his grip on her hands.

The black bird released his grip on the other's head, and stood over him.

He released his grip suddenly and she began to fall.

He released his grip on her shoulders, turned and made for the door.

He forced himself to release his grip and sit back.

Still he did not release his grip on her son.