a defendant (ex. lawyer)
Perpetrator is the correct spelling.
A culprit is a person who is guilty of a crime, so an antonym would be an 'innocent.' This is a person who is guiltless or without sin.
The perpetrator got away, this time.
There was a robbery last week but the police have caught the perpetrator.
"detection of the Perpetrator of the Maine Outrage."
The cast of Perpetrator - 2014 includes: Haofeng Zhou
Perpetrator means "the person that did the deed." You are being accused of being the person that did "it."
Antonyms
The perpetrator of a crime is the person who actually committed the crime. A suspect may or may not have committed the crime. A suspect has not been confirmed as being the perpetrator.
antonyms
As a noun. The perpetrator quietly stalked away under the cover of darkness.
Perpetrator