remorse, guilt
Vuoi farmi avere il rimorso di andare via, eh?
You want to make me regret leaving, huh?
— Effetto notte (1973)
He has no remorse.
La madre di quel ragazzo mi ha fatto sentire il rimorso.
That boy's mother made me feel remorse.
— Tropa de elite - Gli squadroni della morte (2007)
In preda al rimorso partì la sera stessa e non se ne seppe più nulla.
Filled with remorse, he left that same evening and was never heard from again.
— Don Juan DeMarco - Maestro d'amore (1994)
Remorse is eating him up.