Vigorous.
cheerful, energetic
vivacious, energetic
tireless, energetic
energetic, poisonous, dangerous, contaminated
crazy! fast! :P
energetic or hyper
busy, alert, energetic, lively
Live wire :)
hyper, energetic, excitable
is energetic a positive or negative word
That is one energetic puppy!
Lively, quick, energetic, impatient, jittery, high strung, anxious, or enthusiastic. Those word mean hyper.