mercy的形容词词形式是什么

I think her death was a merciful release.

我认为她的死是一种幸运的解脱。

They asked her to be merciful to the prisoners.

他们要她对犯人慈悲为怀。

Eventually the session came to a merciful end.

这次开庭的最终结果令人庆幸。

We can only hope the court is merciful.

我们唯有寄希望于法庭的宽大处理。

You tell me what I need to know and I'll be merciful.

你告诉我，我需要知道我将和仁慈。