Nicknames

Voldemort: The dark lord, He who must not be named, You know who,Lord Thingy

George Weasley: Forge

Fred Weasley: Gred

Alastor Moody: Mad eye

James Potter, Remus Lupin, Sirius Black, Peter Pettigrew: Marauders

Remus Lupin: Moony

James Potter: Prongs

Sirius Black: Padfoot, Snuffles

Peter Pettigrew: Wormtail

Severus Snape: Snivellus, Snivelly

Harry Potter: Patronous Potter

Mrs. Norris: My Sweet (by Filch)

Vernon Dursley: Voldything

Ron Weasley: Weasel king, Won-Won, Wheezy