Zing
Part of speech: verb
Definition: To move very quickly, especially while making a high-pitched hum.
Part of speech: interjection
Definition: Used to acknowledge a witty comeback, a zinger.
Part of speech: noun
Definition: A short high-pitched humming sound, eg that made by a bullet or vibrating string. Zest or vitality.
Pizzazz
Part of speech: noun
Definition: Flair, zest, or vitality; vigor; energy.