Five elements of wood, the original meaning is catalpa tree. In people's names, it is extended to mean vitality, vigorous growth, self-improvement, tenacious vitality, etc.; generally, it also takes the meaning of the homophone "zi" to express the love and care for children.
橦 polyphonic character
tóng
◎ In ancient books, it refers to the kapok tree.
● 橦
chuáng
◎ In ancient times, it refers to flagpoles, masts, etc.
PS: Ancient kings called their queens Zitong