absolver
/æbsˈɒlvər/Definitions
1. noun
a person or thing that absolves, especially a person who pronounces a sentence of excommunication or a similar penalty to be null and void, or a person who grants absolution or pardon.
“The bishop served as the absolver in the ceremony, pronouncing forgiveness to the repentant sinner.”
2. verb
to pronounce or declare (a sentence or penalty) null and void, or to grant absolution or pardon.
“The judge absolved the defendant of all charges, citing lack of evidence.”