The whole thing had tumbled down the steps, almost throwing out its occupant.

The thing tumbled to the ground, and hit head first with a discernible snap.

The next thing she knew she was tumbling like a liner in free fall.

The wolf thing tumbled away, came to its feet again, and began to circle.

It was going to be a mess inside, with things tumbled everywhere.

"Pull out one stone from the base, and the whole thing will tumble," he warned.

I keep thinking," David said, "the whole thing might tumble open if we could just move the exact right boulder.

The thing that ticked oozed between Archie's claws and tumbled to the floor.

An imprudent thing to say in a kind voice; out tumbled the story of the pregnancy, and Metrobius too remembered.

One thing, without fail, had tumbled into another.