While cleaning the attic, she tumbled on a hidden key.

While exploring the old bookstore, I tumbled on a first edition I had been searching for.

The old banner, frayed at the edges, kept tumbling on in the wind during the storm.

As the ship aged, its sides began to tumble in, reducing deck space but improving seaworthiness.

He tumbled to the answer only after rereading the question.

As the attic hatch creaks open, a loose bundle of letters tumbles to the dusty floor.

He froze in the doorway, tumbling to the terrible mistake he'd made.

During recess, the youngest boy rough-and-tumbles with his friends until the bell rings.

The playground was full of rough-and-tumbles after school, much to the teachers' chagrin.

When the little colt rough and tumbles in the paddock, its mother watches closely.