Fagg's already muttering threats and he's a very powerful figure in this club.

Sarah turned and stomped out, muttering threats and slamming the door behind her.

She casts spells and goes about muttering dark threats.

She glared at him, muttered dark threats and struggled with the desire to kick and scream like a spoiled child.

Long slunk back, muttering inarticulate threats, and Saxon moved on as in a dream.

Then a crowd would gather and listen, muttering threats.

Duprey followed him like a shadow, still furious and muttering threats of death.

The horizon darkened and the storm muttered threats but came no nearer.

The squire left the house in undignified haste, muttering threats as he went.

With an "oof" the man sat heavily in the snow, then scrambled to his feet, muttering threats.