"I'm going to kill him," she hissed under her breath, repeating the words like a mantra.

"Not out here in the open, by the gods," he hissed under his breath.

"More wealth for the victors," he hissed under his breath.

Charles hissed under his breath, then glanced toward the screen as it chimed again.

The words hiss under her breath as she parries, giving ground.

She stood in the kitchen, with a twin on each hip, and hissed at Ivan under her breath.

"I do a lot of hissing under my breath," he said.

He hissed under his breath to the three rats: "Quick, over here.

"I'm warning you," she hissed under her breath, just loud enough for him to hear.

"We've got to get him," Joe hissed under his breath.