One day some of the pulses suddenly fail to appear.

It was only when the light suddenly failed that he looked up from his most recent sounding.

If the unit were to suddenly fail, the man would drop like a stone.

On the sixth day the wind suddenly failed, having done all the damage it could.

Moreover, if either system failed suddenly, the other would provide for a relatively soft landing.

She struggled frantically to break free, but her strength suddenly failed.

Batteries, he said, can sometimes burn out or fail suddenly.

I felt as if my body might suddenly fail, my heart give out.

As they watched, the lights in the villa suddenly failed.

"Why would their food herds suddenly fail to supply them?"