Here are some synonyms for "jaunty":
* Cheeky
* Dashing
* Flirtatious
* Spirited
* Stylish
* Smart
* Perky
Here are some examples of how "jaunty" can be used:
* He walked down the street with a jaunty step.
* She wore a jaunty hat that matched her dress.
* The music had a jaunty rhythm that made everyone want to dance.
"Jaunty" can be applied to both people and things. It often evokes a sense of lightheartedness and optimism.