Sentence:  And little Zeme North , a Dora with real spirit and verve , was fascinating whether she was singing of her love for Floyd , the cop who becomes sewer commissioner and then is promoted into garbage , or just <WSD>dancing</WSD> to display her exuberant feelings . 
Meaning of the word marked with <WSD> tags:  move in a pattern; usually to musical accompaniment; do or perform a dance