Senses
来劲/ 來勁 energetic
to be full of energy; to be in high spirits; full of zeal or enthusiasm
来劲/ 來勁 exciting
exhilarating or thrilling; to make someone feel excited or spirited
来劲/ 來勁 to pester
to annoy, offend, or play jokes on someone; often used in the sense of stopping someone from being a nuisance
来劲/ 來勁 to act up
(of a person) to act with increasing intensity, especially in a negative or provocative way such as arguing or showing off; to stir things up