Call him Voldemort, Harry. Always use the proper name for things. Fear of a name increases fear of the thing itself.
J. K. RowlingThis exchange marked the beginning of Mr. Malfoy's long campaign to have me removed from my post as headmaster of Hogwarts, and of mine to have him removed from his position as Lord Voldemort's Favorite Death Eater. My response prompted several further letters from Mr. Malfoy, but as they consisted mainly of opprobrious remarks on my sanity, parentage, and hygiene, their relevance to this commentary is remote.
J. K. RowlingHow're we getting to King's Cross tomorrow, Dad?" asked Fred as they dug into a sumptuous pudding. "The Ministry's providing a couple of cars," said Mr. Weasley. Everyone looked up at him. "Why?" said Percy curiously. "It's because of you, Perce," said George seriously. "And there'll be little flags on the hoods, with HB on them-" "-for Humongous Bighead," said Fred.
J. K. Rowling