xiǎo / shuō / lǐ / de / fǎn / pài / zǒu / tóu / wú / lù / yáng / yán / yào / yǎo / shé / zì / jìn小说里的反派走投无路,扬言要咬舌自尽。The villain in the novel was desperate and threatened to kill himself by biting his tongue.