inching his nose, Harry drank the potion down in two large
gulps. It tasted like overcooked cabbage.
Immediately, his insides started writhing as though he’d just
swallowed live snakes — doubled up, he wondered whether he was
going to be sick — then a burning sensation spread rapidly from
his stomach to the very ends of his fingers and toes — next, bringing him gasping to all fours, came a horrible melting feeling, as the
skin all over his body bubbled like hot wax — and before his eyes,
his hands began to grow, the fingers thickened, the nails broadened,
the knuckles were bulging like bolts — his shoulders stretched
painfully and a prickling on his forehead told him that hair was
creeping down toward his eyebrows — his robes ripped as his chest
expanded like a barrel bursting its hoops — his feet were agony in
shoes four sizes too small —