HOGWARTS STAFF
Headmaster Albus Dumbledore: His first name is from the Latin word alba, "white." His last name, according to Rowling interviews, is Old English for "bumblebee." In colour symbolism, white often stands for purity, so the headmaster's name suggests honour and a hard-working nature ("busy as a bee").
Professor Binns: A bin is a large storage container. A dustbin is British English for a garbage can. This boring professor could be described as a ghostly storage for information that many Hogwarts students view as rubbish.
Headmaster Armando Dippet: Armando is from the name Armand,...