庶しょ子し

noun

illegitimate child

Refers to a child born to parents not legally married to each other. The term is legal and somewhat formal; in everyday conversation, 非嫡出子 (ひちゃくしゅつし) or descriptive phrases may be used.

• 彼かれは庶しょ子しとして生うまれたが、後のちに父ちち親おやに認にん知ちされた。

  He was born as an illegitimate child, but was later acknowledged by his father.