27 Moby Thesaurus words for "in action":
acting, active, at work, behavioral, functional, functioning,
going, going on, in exercise, in force, in hand, in operation,
in play, in practice, in process, in the works, inaction, on foot,
on the fire, ongoing, operating, operational, performing,
practicing, running, serving, working
Source: Moby Thesaurus II by Grady Ward, 1.0 |