confidant 美 [ˈkɑ:nfɪdænt] n.知己，知心朋友
英文释义：
a person that you trust and who you talk to about private or secret things
词源：
词根词缀： con-加强意义 -fid-信任 -ant名词词尾,人或物
双语例句：
I convey my feelings to him that to be his female confidant many times.
我多次表达了欲和他成为蓝颜知己之意。
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