Other titles include:

1, casual acquaintance: general friendship, not intimate friends.

2, nodding acquaintance: understanding is shallower than casual acquaintance.

3, casual acquaintances: lighter than nodding acquaintances, just met once, also known as casual acquaintances.

4. Half-acquaintance: describe friendship as shallow.

5. Jin Lan's deeds: also known as the transformation of Jin Lan, refer to friends or sworn brothers who are close friends. Folk slang also contains the meaning of lesbian.

6. A close friend: a friend with congenial temperament and deep friendship.

7. It's Chu Jiu's turn: friends who don't care about the status of the rich and the poor.

8. Friendship of cloth and clothes: the friendship between poor and lowly people also means not oppressing others in a position of power and getting along on an equal footing.

9. Poor friends: intimate friends you made when you were poor.