1. Quick and energetic
   - alert, brisk, lively, merry, rattling, snappy, spanking 
2. Marked by lively action
   - bouncing, bouncy, peppy [N. Amer], spirited

Derived forms: zippier, zippiest

See also: energetic, lively, zip

Encyclopedia: Zippy

• Sistrurus catenatus
• Sistrurus miliaris
• Siswati
• Sisymbrium barbarea
• Sisymbrium officinale
• Sisymbrium tanacetifolia
• Sisyphean
• Sisyphus
• Sisyridae
• Sisyrinchium
• sit
• sit around
• sit back
• sit by
• sit out
• sit pretty
• sit tight
• sit-down
• sit-down strike
• sit-in
• sit-up
• Sita
• sitar
• sitar player
• sitarist