Snape shot a look of pure venom at Harry and Ron as he allowed himself to be swept out of his office, leaving them alone with Pro fessor McGonagall, who was still eyeing them like a wrathful eagle.
It was a voice, a voice to chill the bone marrow, a voice of breathtaking, ice-cold venom.
The basilisk venom had burned a sizzling hole right through it.
Its methods of killing are most wondrous, for aside from its deadly and venomous fangs, the Basilisk has a murderous stare, and all who are fixed with the beam of its eye shall suffer instant death.
He could see the vast, bloody eye sockets, see the mouth stretching wide, wide enough to swallow him whole, lined with fangs long as his sword, thin, glittering, venomous It lunged blindly — Harry dodged and it hit the Chamber wall.