Literature Reference: 内人已唱春莺啭，花下傞傞软舞来。—— 《春莺啭》 The palace maids have already sung the spring oriole's trill, and the soft dance sways beneath the flowers. Source from 'Chun Ying Zhuan'.
软:
舞: Dancing, the art of moving the body in rhythmic patterns to perform various poses and expressions.
Meaning: Soft dance signifies graceful and light movements, symbolizing elegance and agility.