vigorous

/ˈvi-g(ə-)rəs/

Middle English vigorous, vigrous, from Anglo-French, from vigour

adjective

  1. done with vigor : carried out forcefully and energetically

  2. possessing vigor : full of physical or mental strength or active force : strong

vigorous exercises

vigorous energetic strenuous lusty nervous mean having or showing great vitality and force. vigorous further implies showing no signs of depletion or diminishing of freshness or robustness. energetic suggests a capacity for intense activity.