He stumbled back a step but did not fall.

He suddenly pushed her away from him, and she stumbled back a step, caught off balance.

She stumbled back a step, then found her body cushioned and supported.

The impact made me catch my breath, stumbling back a step.

He stumbled back a step, looking down at himself.

Relief flooded him so strongly, he stumbled back a step.

He stumbled back a pace, and stood swaying a little, to face the other.

Now we roast, I thought, stumbling back with my arm raised against the flames.

She gasped and stumbled back a couple of steps, hand to breast.