It is not clear why the numbers have jumped so suddenly.

He closed his eyes, then suddenly jumped almost 3 feet into the air.

It was as though the world had suddenly jumped to the last chapter.

He was reaching for her hand when she suddenly jumped back.

The annual cost suddenly jumped to nearly $36,000 for his eight employees this spring, 40 percent more than the year before.

I suddenly jump to my feet and lean forward on his desk.

It jumped away suddenly at a right angle to its former flight.

I mean, will it jump out of my hands suddenly?

For all I know, you may suddenly jump up and try to murder me in a moment's time.

Needles which hadn't moved in centuries suddenly jumped into the green.