The document discusses the various names used to refer to Tibet over history and across different languages, with the Tibetan name for their land being "Bod" meaning "Tibet" or "Tibetan Plateau". It explores names used in Chinese like "Tufan" or "Tubo" as well as earlier names like "Wusi Guo" and names used in other languages like the English word "Tibet". The name "Bod" originated from referring to the central region around Lhasa but came to reference all of Tibet.