saucy

他那副自信又带点调皮的样子真讨人喜欢。

His ___saucy charm makes him really popular.

她那轻佻的眼神和举止显得很撩人。

Her ___saucy look and behavior were quite flirtatious.

这碗西红柿汤味道浓郁，略带辛辣。

This tomato soup has a ___saucy flavor with a hint of spice.