peppy (adj.)
- active
- activist
- activistic
- acute
- aggressive
- alert
- alive
- animate
- animated
- bouncing
- bouncy
- breezy
- bright
- brisk
- bubbly
- chipper
- dynamic
- ebullient
- effervescent
- energetic
- enterprising
- enthusiastic
- forceful
- forcible
- frisky
- gay
- hearty
- impetuous
- incisive
- intense
- keen
- kinetic
- live
- lively
- living
- lusty
- mercurial
- mettlesome
- militant
- perky
- pert
- piquant
- poignant
- pungent
- quicksilver
- racy
- robust
- snappy
- spanking
- sparkling
- spirited
- sprightly
- spry
- strenuous
- strong
- trenchant
- vibrant
- vigorous
- vivacious
- vivid
- zestful
- zesty
- zippy