"Toil away," the dragon's voice had bubbled merrily in his mind.

His voice was gloating and bubbling with too much saliva.

Her voice bubbled and changed like her body.

"Seven months from next Tuesday," Andrea said, her voice already bubbling.

And she added, her voice bubbling with it, 'You're not doing anything, are you?

Varian asked, her voice bubbling with a laughter shared by the others at the table.

Aragor's voice bubbled through the communications system, stressed and gaspy.

Her voice was bubbling by this time.

The other girls' voices bubbled up, shrill and shocked, but a little excited, too.

The cracked old voice bubbled out of her quivering lips.