Synonyms and related words :
acting, active voice, activist, activistic, acute, aggressive, agile, alert, alive, animated, assiduous, at work, bouncing, bouncy, breezy, brisk, bubbly, bustling, busy, catty, chipper, compliant, conforming, conscientious, constant, devoted, devout, diligent, driving, duteous, dutiful, dynamic, ebullient, effective, effectual, effervescent, efficacious, efficient, energetic, enterprising, enthusiastic, expeditious, faithful, flexible, forceful, forcible, frisky, full, full of go, full of life, full of pep, functional, functioning, go-go, going, going on, graceful, hearty, hyperactive, impelling, impetuous, in exercise, in force, in hand, in motion, in operation, in play, in practice, in process, in the works, inaction, incisive, industrious, influential, intense, keen, kinetic, live, lively, living, loyal, lusty, medio-passive, mercurial, meticulous, mettlesome, middle, middle voice, militant, mindful, mobile, motile, motivational, motive, motor, moving, nimble, observant, occupied, on foot, on the fire, on the go, on the move, ongoing, operating, operational, operative, passive, passive voice, peppy, perky, pert, physical, potent, powerful, practicing, prompt, propellant, propelling, punctilious, punctual, quick, quicksilver, ready, reflexive, regardful, robust, running, rushing, scrupulous, smacking, snappy, spanking, spirited, sprightly, spry, stirring, strenuous, strong, supple, take-charge, take-over, transitional, traveling, trenchant, TRUE, vibrant, vigorous, vivacious, vivid, voice, wide-awake, working, zestful, zesty, zingy, zippy