What are the four-word words to describe family ties?

Kinship,

Flesh and blood,

Brotherhood,

Every inch of grass glows in spring,

Family happiness,

A good friend who never leaves,

Take Qi Mei as an example,

Love flesh and blood,

Like-minded,

Love each other,

Fingers are connected to the heart,

Meet again after a long separation,

Knowing pain and heat,

Reunion of flesh and blood,

Old calf,

Father and son are filial,

Brothers, friends and brothers, Gong,

Let dates push pears,

Friends or brothers, in a friendly conversation, greet each other after a long separation.