
1) Alive 2) Dynamic 3) Energetic 4) Lively 5) Rah-rah 6) Spirited 7) Spry 8) Untired 9) Zippy
Found on
https://www.crosswordclues.com/clue/peppy

1) Animated 2) Bouncing 3) Bouncy 4) Energetic 5) Energized 6) Fictional polar bear 7) Full of energy 8) Full of ginger 9) Full of vim 10) Full of vim and vinegar 11) High-spirited 12) Like a cheerleader 13) Lively 14) Marked by lively action 15) Opposite of tired 16) Raring to go 17) Sparkling 18) Spirited
Found on
https://www.crosswordclues.com/clue/peppy
[polar bear] Peppy (from peppermint) is the polar bear mascot and icon of Fox`s Glacier Mints, a brand of boiled mint manufactured by Fox`s Confectionery in the United Kingdom. Peppy was introduced to confectionary packaging in 1922. At around the same time, Fox`s commissioned a taxidermist to shoot and stuff a real polar bear, which was pu...
Found on
http://en.wikipedia.org/wiki/Peppy_(polar_bear)

Peppy is slang for energetic, enthusiastic.
Found on
http://www.probertencyclopaedia.com/browse/ZP.HTM
No exact match found.