I told him that because of his position, he may have inadvertently stumbled upon some vital security information.

The early 1950s were a busy and tumultuous period, as the young group had inadvertently stumbled into an entirely new industry.

After shooting a member of a gang who inadvertently stumbles upon them, the man is left with only one bullet.

Except that once I did stumble quite inadvertently on something that turned out to be very dangerous indeed.

His hands shook, and she knew she'd inadvertently stumbled into one of his fantasies.

In her effort to connect with these people without speech, she had inadvertently stumbled upon something they cherished: the ability to heat stone.

Almost all worlds where its development is attempted or even inadvertently stumbled upon are destroyed, often in bizarre and horrible ways.

They had inadvertently stumbled into a bowl-shaped pit in the middle of the incline.

But then they realized that they had stumbled inadvertently into a solution to the limitations of needle exchange programs.

While playing outside, George inadvertently stumbles into a fairy ring and ends up in the realm of fairies.