Literature Reference: 泪痕犹尚在，笑靥自然开。——《杂曲歌辞 [叹]疆场》 Tear stains still remain, while a smiling face naturally blooms. Source from 'Zaqu Geci [Tan] Jiangchang'.
笑: Smile, joy, delight. When used in personal names, it often conveys the meaning of peace and smooth sailing.
靥: A radiant smile, a dimpled cheek. It broadly refers to a woman's enchanting beauty, where a single glance and smile can captivate with a myriad of charms.
Meaning: A smiling face describes a woman's sweet smile, as natural and charming as a blooming flower.