noun see: mordant Date: 14th century a gnawing distress arising from a sense of guilt for past wrongs ; self-reproach, compassion , see: penitence
REMORSE
Meaning of REMORSE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012