封口 Traditional form: 封口 Pinyin (reading): fēngkǒu Definitions: to close up to heal (of wound) to keep one's lips sealed Characters: 封 - envelope, letter; to confer, to grant; feudal 口 - mouth; entrance, gate, opening Traditional characters: 封 - envelope, letter; to confer, to grant; feudal 口 - mouth; entrance, gate, opening