Synonyms and related words :
able-bodied, active, acute, aggressive, animated, athletic, beefy, booming, bouncing, brawny, brisk, doughty, dynamic, energetic, enterprising, enthusiastic, fit, flavorful, flush, forceful, forcible, forcy, fruity, full of pep, full-blooded, full-bodied, full-strength, go-go, gutsy, gutty, hale, hale and hearty, hard, hard as nails, hardy, healthy, hearty, hefty, husky, impetuous, incisive, intense, iron-hard, keen, kinetic, lively, living, lusty, mettlesome, mighty, muscular, nervy, nutty, obstinate, peppy, potent, powerful, prospering, prosperous, puissant, pungent, red-blooded, rich, roaring, robustious, robustuous, rude, rugged, sapid, sinewy, smacking, snappy, sound, spanking, spirited, stalwart, staunch, steely, stout, strapping, strenuous, strong, strong as brandy, strong as strong, strong-willed, sturdy, take-charge, take-over, thrifty, thriving, tough, trenchant, vibrant, vigorous, vital, vivacious, vivid, well-knit, zestful, zesty, zip, zippy