Sinner has 3 different meanings across 2 categories:
Noun · Proper Noun
a person who sins (without repenting)
"The priest shook his head sadly at the sinner who had confessed every fault but refused to change his ways."
A person who sins or has sinned.
"The priest offered a prayer of forgiveness for every sinner who entered the confessional during the service."
A surname.
"The local librarian, Mrs. Sinner, was known for her incredible knowledge of rare books."