a grandchild, a nephew or a niece

(chiefly Northern Vietnam) I/me, your nephew, niece or grandchild / (Northern Vietnam) I/me, someone who's not your child and who's a lot younger than you / (chiefly Northern Vietnam) you, my nephew, niece or grandchild / (Northern Vietnam) you, someone who's not my child and who's a lot younger than me

(literally, collective) children and grandchildren / (figurative, collective) descendants; progeny

(literally, collective) grandchildren and great-grandchildren / (figurative, collective) descendants; progeny; posterity

(idiomatic) child or grandchild of an important person

(literary) Vietnamese people of noble ancestry

it's the mother's fault that her child's spoiled, and it's the grandmother's that her grandchild is