The stroke order of "Zi" is: horizontal, hook, horizontal; strokes: 3 strokes; radical: Zi; structure: single structure.
Basic meaning: 1. Son. Application: mother and son, only child. 2. A general term for people. Application: Men, Women. 3. An ancient honorific or laudatory title for a man, especially a learned person or teacher. Application: Confucius, Master, various schools of thought. 4.〈Book〉you. Application: Use Zi's spear to attack Zi's shield. 5. Animal eggs or young; plant seeds. Application: Caviar, chicken roe, melon seeds, lotus seeds 6. Small pieces or grains of hard things. Application: chess pieces, gun pieces, stone pieces, copper pieces. 7. Young; tender. Application: Chicken, ginger. 8. Accessory. Application: Subsidiary. 9. The first of the earthly branches. See "Stems and Branches". 10. Zi hour, the old timekeeping method refers to eleven to one o'clock at night. 11. The fourth of the five ancient noble titles (gong, marquis, uncle, son, male). Application: Viscount 12. Quantifier. 13. (zǐ) surname.
Commonly used phrases: quilts, fairies, frozen dumplings, atomic nuclei, descendants.
Interpretation from ancient books: "Etiquette: Mourning Clothes": The son of a prince is called a son. Also, the eldest son is called Zhongzi, which means the eldest son. The second son of his wife, or the son of concubines, is called Biezi, also called Zhizi. "Li·Quli": If the branch son does not sacrifice, the sacrifice must be reported to the eldest son.