confidence形容词形式是confident。confidence是名词，意思是：信心；信任；信赖；自信心；把握；肯定。confident做形容词意思是：自信的；有自信心的；肯定的；确信的；有把握的。
扩展资料
双语例句：
1、He expressed his confidence that they would win.
他表示了自己的'信心：他们必定取胜。
2、The players all have confidence in their manager.
队员都信赖他们的教练。
3、This announcement is bound to shake the confidence of the industry.
这个声明必将动摇这一行业的信心。
4、As she grew older she gained in confidence.
随着年龄的增长她的信心增强了。
5、I have confidence in them.
我对他们有信心。
6、You should have confidence in yourself.
你应该对你自己有信心。
