How to write 柳

柳 (liǔ) 1. Willow; a deciduous tree or shrub with flexible branches and long narrow leaves. In spring, it blooms with yellow-green flowers, and its seeds have white fluffy substances that disperse in the wind. There are many varieties including "weeping willow", "river willow", and "Qin willow". 2. A constellation name, one of the twenty-eight lunar mansions. 3. A surname. --- 柳 (liǔ) 1. Willow; a deciduous tree or shrub belonging to the genus Salix, characterized by slender, hanging branches and narrow leaves. Many species have important economic uses, such as lumber, basket-making materials from willow branches, or bark for tanning leather. Some, like "white willow" and "weeping willow", are ornamental shade trees. Examples include: willow branches, willow catkins, willow flowers, etc. 2. Branches of the weeping willow are often used to describe a woman's slender waist. 3. A metaphor for beauty, often referring to courtesans or singing women. 4. Spring. 5. Name of one of the twenty-eight constellations; the third of the seven constellations of the southern Vermilion Bird, consisting of eight stars. 6. A synonym for "tumor" (瘤). 7. A surname. --- Overall, the definitions reflect a rich cultural context where the willow tree is associated not only with nature but also with aesthetics, beauty, and various symbolic representations in literature and society.