remorse
noun [ U ] formal uk/rɪˈmɔːs/ us/rɪˈmɔːrs/
C2 懊悔;悔恨;自责
a feeling of sadness and being sorry for something you have done
He felt no remorse for the murders he had committed. 他对自己犯下的一桩桩谋杀罪行毫无悔意。
After the argument, she was filled with remorse. 争吵过后，她懊悔不已。
Synonyms: compunction regret