policewoman有哪些同类的单词

同类单词有policeman，例如：

1.A policeman was injured in the line of duty yesterday.昨天有一名**在执行公务时受伤。

2.Six people were killed in the riot, including a policeman.暴乱中有六人死亡，包括一名**。

3.As I had suspected all along, he was not a real policeman.他并不是真的**，我一直就觉得不像。