While many people use words like guilt, remorse, regret, and resentment interchangeably, they are different psychological processes. Understanding the difference between guilt and remorse can be very psychologically freeing.

https://feverinsidethestorm.com/2008/07/05/guilt-vs-remorse/

 

https://www.huffpost.com/entry/guilt-vs-remorse_b_59db68c7e4b0705dc79aa99d