oomph

fortitude pep potency stamina vigor vitality zest zip

animation ardor birr dash drive endurance exertion fire force forcefulness get-up-and-go go hardihood initiative intensity juice life liveliness might moxie muscle pizazz pluck power punch spirit steam strength vim virility zeal zing

apathy enervation idleness inactivity laziness lethargy weakness

dispiritedness dullness impotence inability incompetence indifference powerlessness