| Joey grumbled something incoherent, we all laughed, and I settled back into the seat. |
| Sullenly, Andrea settled down into her seat and grumbled something incoherent. |
| Several men grumbled loudly about this, and shifted uneasily about the room. |
| I grumbled a few obscenities underneath my breath, and slung his heavy pack over my shoulder. |
| His voice grumbled slightly, and mixed with the sounds that she could not longer hear, it sounded perfect. |
| It was then thunder grumbled low and loud from dark, heavy clouds covering the sun. |
