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INTERMEDIATE LEVEL
Content
intimate, dear friend ☊ 
bạn thân thiết ☊
→ → →
like: bạn thân thiết → →
form sth: I formed many close friendships at college. ☊ form ☊
a close/good friend ☊ friend ☊
male bonding (= the act of forming close friendships between men) ☊ male ☊