封火 Traditional form: 封火 Pinyin (reading): fēnghuǒ Definitions: to cover a fire (to make it burn slowly) Characters: 封 - envelope, letter; to confer, to grant; feudal 火 - fire, flame; to burn; anger, rage Traditional characters: 封 - envelope, letter; to confer, to grant; feudal 火 - fire, flame; to burn; anger, rage