How to write 娣

娣 [dì] Meaning: 1. In ancient times, it referred to the younger sister-in-law of a husband. (古代称丈夫的弟妇。) 2. In ancient times, it was used by an older sister to refer to her younger sister. (古代姐姐称妹妹。) 3. Refers to a younger wife in ancient polygamous marriages, where sisters marry the same man; the younger one is called 娣 and the elder one 姒. (古代姐妹共嫁一夫，幼为娣，长为姒。) 4. Designates the younger concubine among multiple concubines in ancient times. (古代诸妾中的年幼者。) 5. Refers to how a woman addresses the wife of her husband's younger brother. (妇人对丈夫的弟媳的称呼。) Examples: - 娣姒 (reference to sisters-in-law) - 娣侄 (referring to daughters of feudal lords who marry a younger sister who is a concubine of the same husband) Historical References: - From Ancient texts: “娣姒妇者，弟长也。” (Sisters-in-law are regarded as the younger and elder respectively.) - "娣，女弟也。" (娣 refers to a younger sister.) - "女子同出谓后生内娣。" (Girls born from the same family are called '内娣'.) - "妻之女弟为娣。" (A wife’s sister is referred to as 娣.) In context, the term has evolved but retains its connections to familial relationships and social structures in ancient Chinese society.