In some religions, confession is a way to absolve sin.
absolve guilt
Frequency:
80
%
The priest absolved her guilt during confession.
absolve responsibility
Frequency:
70
%
The company tried to absolve itself of any responsibility for the accident.
absolve blame
Frequency:
65
%
The investigation absolved him of any blame in the matter.
Idiomatic Expressions for absolve
Phrase: absolve oneself of responsibility
Meaning: to free oneself from a duty or obligation
Usage: She tried to absolve herself of responsibility for the project's failure.