Then a right and a left came with frightening speed and power.

Information had flashed into his head at an almost frightening speed.

With frightening speed, his knees gave way and he collapsed to the floor.

The solid wall of bodies was bearing down upon them with frightening speed.

Both introduced a frightening new speed and a revolution in perception.

The ground was rushing up to meet us with frightening speed.

The future and the past, both slipping through his fingers with frightening speed.

He felt the race slam into the rock at frightening speed.

The sound of the dogs was already beginning to close in on them with frightening speed.

Then it started toward them, running at a frightening speed.