In his haste his foot snagged on something.

But her foot snagged on the stirrup and she tumbled forward, only my quick intervention preventing her from hitting the straw-covered floor.

As he rounded the woodpile that almost blocked the path to her front door, his foot snagged on something and he pitched forward.

But her bare feet snagged on the dangling fringe of the robe, and she tripped again, falling into him.

Philips' foot snagged and he fell headlong, just missing an outcropping.

He hadn't gone more than a half-score steps when his foot snagged a trip line.

Again my foot snagged on something and I fell.

Abruptly, her foot snagged on the uneven surface of the floor.

His foot snagged a root, and he fell.

His bare foot snagged on something.