My anxiety level was rising ominously, like a toilet on the verge of overflowing.

The water rose ominously as the heavy giff settled into a rowing seat.

They rose ominously against the horizon, and the gap between them seemed too small for any escape.

She heard a hiss of indrawn breath from the Imagers behind her as he rose ominously to his feet.

Across the street an antenna rose ominously out of its cradle, the hunt was on.

Its body stiffened and the hairs along its spine rose ominously.

For while crime by adults has declined over the past 10 years, it has been rising ominously among young people.

The great ship's bow rose ominously, its stern sinking.

A cloud had come up and threatened rain, and the wind was rising ominously.

His voice rose ominously as Barney opened his mouth.