The Adventures of Tom Bombadil actual translation from the "Red Book of Westmarch", and contains some background information on the world of Middle-earth that is not found elsewhere: e.g. the name of the tower at Dol Amroth and the names of the Seven Rivers of Gondor. There is also some fictional background information of those poems, linking them to Hobbit folklore and literature and to their actual writers (some of them are ascribed to Samwise Gamgee). The book uses the letter "K" instead of "C" for the /k/ sound in Sindarin (one of the languages invented by Tolkien), a spelling variant Tolkien used many times
Meriadoc Brandybuck "faithful" and "friend". Tolkien used Old English to represent Rohirric, another of his fictional languages, so "Holdwine", like "Meriadoc Brandybuck", is not what the character was actually called. Tolkien does not give Merry's real Rohirric name. It has been asserted that the name "Meriadoc" could be in itself an allusion to the British nobleman Conan Meriadoc, legendary founder of the House of Rohan in Brittany, since the character Meriadoc is closely associated with Tolkien's kingdom of Rohan. But Tolkien, in response to a reader's inquiry, denied that the Breton name inspired the name of his fictional kingdom. Meriadoc Brandybuck Meriadoc