[n] the activeness of an energetic personality
dynamism, oomph, pizzaz, zing
aggressiveness, amperage, animation, armipotence, authority, bang, beef, black power, breeziness, briskness, brute force, bubbliness, charge, charisma, clout, cogence, cogency, compulsion, dash, dint, drive, duress, ebullience, effect, effectiveness, effe