Moving vigorously (6)
I believe the answer is:
active
(Other definitions for active that I've seen before include "Moving, doing things" , "Keeping busy or operative" , "Involved with sports" , "Dynamic, functioning" , "Working; moving" .)
I believe the answer is:
active
(Other definitions for active that I've seen before include "Moving, doing things" , "Keeping busy or operative" , "Involved with sports" , "Dynamic, functioning" , "Working; moving" .)