If he stumbled on them suddenly, they might panic, seeing a man as large as he was.
The man stumbled suddenly, lurching toward the water.
Morgan worked his way alongside his companion and was about to speak when the other's horse suddenly stumbled.
The victim was "a profusely bleeding unknown person suddenly stumbling through the gate to our garden, asking for help and a little water."
It was like stumbling suddenly over the center of a caldera.
This is where you're going down a steep grade with a heavy pack and suddenly stumble.
Before they reached the back door, Richard suddenly stumbled, banging a shoulder against the wall before going to one knee.
Hoshi suddenly stumbled, managing to stay upright, but knocking into Trip.
Going down the stairs, the little old man stumbled suddenly and would have fallen, had not the guard caught his arm in time.
She stumbled suddenly and fell, and it was a bad fall because she did not know how to catch herself with her hands.