punitively

adverb
1
in a way that is intended as a punishment
به صورت تنبیهی, به صورت مجازاتی, تنبیه‌ای, کیفرانه
2
in a way that is very severe and that people find very difficult to pay
به طور تنبیهی, به طور مجازاتی, به شدت تنبیهی
punitively high rates of tax