David J. Peterson is the man responsible for creating the Dothraki and Valyrian languages for the television adaptation of George R.R. Martin’s Game of Thrones series. Peterson, who took Martin’s 55 Dothraki names and created a 4,000 word vocabulary, is interviewed over at Flavorwire. If the Dothraki don’t have a word for it, the Germans probably do. Here’s an essay from The Millions on just that.