起劲 Traditional form: 起勁 Pinyin (reading): qǐjìn Definitions: energetic; vigorous; enthusiastic Characters: 起 - to begin, to initiate; to rise, to stand up 劲 - strong, tough, unyielding; power, energy Traditional characters: 起 - to begin, to initiate; to rise, to stand up 勁 - strong, tough, unyielding; power, energy