I often stumble across old photographs while cleaning out my grandmother's attic.

She kept stumbling against the low garden wall in the dark, cursing under her breath.

While carrying a stack of books up the stairs, she stumbled against the railing and nearly dropped them.

Experienced entrepreneurs know that setbacks are often merely stumbling blocks on the path to success.

It's easy to stumble against a great idea when you're just exploring without a plan.

The hiker picked his way across the field of stumbling-stones, careful not to lose his footing.

The sudden funding cut proved a stumbling stone for the park restoration project.

The old path was lined with stumbling stones that made walking at night dangerous.

The committee identified several stumbling-blocks that could delay the project's approval.

If thou stumblest upon a stone in the dark, cry out and I will come to thy aid.