Words at Play

If you love word play, you probably know that a word — or longer piece of writing — that reads the same forward and backward is called a palindrome. But what do you call a word that spells another word backwards, or a word that looks the same upside down? When terms for these orthographic puzzlers didn't exist, logolologists (such as the authors of the books listed below) were happy to invent some. Here are a few…