wrongdoer (n.)
- criminal
- crook
- culprit
- deceiver
- delinquent
- evildoer
- felon
- gangster
- lawbreaker
- malefactor
- malfeasant
- mobster
- offender
- outlaw
- racketeer
- sinner
- thief
- transgressor
- villain
A wrong-doer is often a man that has left something undone, not always he that has done something.
