[klipt]

Many people are against capital punishment, even for abusive girlfriends/boyfriends.

[staticautomatic]

Who said anything about The State doing the killing?

[solveit]

Usually, people are even more against private killings.

[staticautomatic]

Maybe. There are plenty of reasonable philosophical positions from which one could conclude that private killings are preferable to public ones and that private killings are perfectly acceptable under the right circumstances.