池: Pond, city moat, theater pit. It also refers to a place or the name of a pool, such as a dance floor or the Jade Pool (a mythical place in Chinese lore), extending to mean something exceptionally solid and unyielding.

柳: The weeping willow, a tree of poetic grace, symbolizes the serendipitous arrival of spring, its verdant leaves and budding branches heralding a precious and auspicious fortune.