종손in English:the oldest grandchild who is in charge of the family ancestral rites

Examples
with 종손.

• 그는 우리 가족의 종손으로서 책임을 다하고 있다.geuneun uri gajok-ui jongsun-euroseo chaegim-eul dahago itda.He is fulfilling his duties as the jongsun of our family.