Literature Reference: 入门守拘絷，凄戚增郁陶。—— 《游南亭夜还叙志七十韵》 Entering the door, bound and confined, sorrow increases the melancholy. Source from 'You Nan Ting Ye Huan Xu Zhi Qi Shi Yun' by Liu Zongyuan.
郁: Lush and verdant. Flourishing, with trees densely growing, evoking a sense of fragrant aroma.
陶: Immersed and enchanted.
Meaning: Yu Tao signifies deep emotions or melancholic thoughts.