zabójstwo nieumyślne in inglese:

The murder charge was reduced to manslaughter.

He was convicted of manslaughter.

Cause if there is, it becomes manslaughter

When a killing is not intentional it is manslaughter.

The prosecutor charged these people with manslaughter.

He didn't mean to run over the girl but he will be charged with manslaughter anyway.

The man was convicted of manslaughter because the jury didn't believe he actually planned to murder his wife.

The drunken driver was convicted for manslaughter after his car hit three people.

He had a string of convictions including manslaughter.