disappoint的形容词是什么

例句：

His latest novel does not disappoint.

他最近发表的'这部小说没有使人失望。

Her decision to cancel the concert is bound to disappoint her fans.

她决定取消这场音乐会，肯定会使她的歌迷失望。

She would do anything she could to please him, but she knew that she was fated to disappoint him.

她愿意做任何事情来讨好他，但她知道她注定会让他失望。