is a specific kind of: state.

is a broader term that covers: agency | busyness, hum | behavior, behaviour | eructation, eruption, extravasation | operation | overdrive | play | swing.

is an attribute of: active.

is the opposite of: inaction, inactiveness, inactivity.

derivation: act, move | act | active | active | active | active | active | active, alive | active, participating | active, combat-ready, fighting.

is a specific kind of: trait.

is a broader term that covers: animation, brio, invigoration, spiritedness, vivification | dynamism, oomph, pizzaz, pizzazz, zing.

is an attribute of: active | inactive | active.

is the opposite of: inactiveness, inactivity, inertia.

derivation: active.