Synonyms and related words :
accepted, acting, active, assumed, at work, brewing, chanced, forthcoming, functional, functioning, going, going on, in embryo, in exercise, in force, in hand, in operation, in play, in practice, in preparation, in production, in progress, in the oven, in the works, inaction, on foot, on stream, on the anvil, on the fire, on the way, ongoing, operating, operational, running, under construction, under revision, under way, undertaken, working