There was much muttering and mumbling over this, but I cut it short.
She could hear him muttering a bit over the phone.
The magus turned away from her, muttering over the plastic she had given him.
He muttered something over his shoulder that ended with a croak.
He was always thinking, scheming, muttering over something in his head.
The host moved with a sort of sailing walk up the aisle to the door, still muttering over his list.
"You can have your weapon in a moment, soldier," Daniel muttered over his shoulder.
'I'd better leave you now,' she muttered over her shoulder.
He pushed away the skins and muttered something over the chest.
At the antique bar two men were muttering over their beers.