塞语 Traditional form: 塞語 Pinyin (reading): Sàiyǔ Definitions: Serb language Characters: 塞 - to stop up, to seal, to cork, to block; pass, frontier; fortress 语 - words, language; saying, expression Traditional characters: 塞 - to stop up, to seal, to cork, to block; pass, frontier; fortress 語 - words, language; saying, expression