上火 Traditional form: 上火 Pinyin (reading): shànghuǒ Definitions: to get angry to suffer from excessive internal heat (TCM) Characters: 上 - above, on top, superior; to go up; to attend; previous 火 - fire, flame; to burn; anger, rage Traditional characters: 上 - above, on top, superior; to go up; to attend; previous 火 - fire, flame; to burn; anger, rage