discipliner

listen to the pronunciation of discipliner
İngilizce - Türkçe
disipline eden kişi
İngilizce - İngilizce
Agent noun of discipline: one who disciplines

he punisher believes that the suffering she inflicts somehow offsets the (perceived) wrongdoing, but even the indignant discipliner (if suffering is what the discipliner inflicts) simply in order to attain a result: in order to educate, prevent, and so on.

One who disciplines
{i} one who enforces order and discipline
discipliner