vigor

1 active strength of body or mind she was picked to lead the volunteer group because of her vigor and enthusiasm Synonyms beans, bounce, brio, dash, drive, dynamism, energy, esprit, gas, get-up-and-go, ginger, go, gusto, hardihood, juice, life, moxie, oomph, pep, punch, sap, snap, starch, verve, vim, vinegar, vitality, zing, zip Related Words animal spirits, animation, briskness, jauntiness, liveliness, snappiness, spirit, spiritedness, sprightliness, spunk, spunkiness, vibrance, vibrancy, vivaciousness, vivacity; ardor, élan, fervor, fire, passion, zeal; main, metal, mettle, might, muscle, potency, power, puissance, stamina, strength; brawniness, fitness, hardiness, huskiness, sturdiness, virility; health, healthiness, soundness, verdure, wellness Near Antonyms indolence, laziness; debilitation, debility, delicacy, disablement, enfeeblement, faintness, feebleness, frailness, frailty, impotence, impotency, infirmity, powerlessness, puniness, slightness, softness, tenderness, weakness; enervation, exhaustion, inanition, prostration Antonyms lethargy, listlessness, sluggishness, torpidity

2 the ability to exert effort for the accomplishment of a task a drug for lowering cholesterol that acts with proven vigor Synonyms energy, firepower, force, horsepower, might, muscle, potence, potency, puissance, sinew, strength, powerRelated Words aptitude, capability, capacity, competence, competency; adequacy, effectiveness, effectualness, usefulnessNear Antonyms disability, inability, inaptitude, incapability, incapableness, incapacity, incompetence, incompetency; ineffectiveness, ineffectuality, ineffectualness, inefficaciousness, inefficacy, uselessness; helplessness, paralysisAntonyms impotence, impotency, powerlessness, weakness