0 a feeling of worry or unhappiness because you have done something wrong:
There's an inescapable guiltiness that comes with the knowledge that you could always be doing more work.
1 the fact of being responsible for breaking a law:
How do you handle the past and that guiltiness, still remembering what you've done?
Feelings of guiltiness without any reason can lead to suicidal tendencies.
She suffers from an unspecific but extreme general guiltiness.
This approach will allow the suspect to let down their guard, and they might let their guiltiness show.
In the back of my mind, I thought she exemplified guiltiness.