noun
fourth-born daughter
Used to refer to the fourth daughter in a family, often in contexts discussing birth order or family composition.
彼女は四女で、三人の姉がいます。
She is the fourth-born daughter and has three older sisters.
Compound of 四 (four) and 女 (daughter). The reading よんじょ combines the on'yomi of 四 (よん) and the on'yomi of 女 (じょ).