Blackmail: extortion of money
Kidnapping: abduction of person
Hijacking:seizing of a plane, etc.
Drug Dealing: selling of illegal
Burglar: A person who enter at a house and steal something.
Fraudster: A swindler
Mugger: A person who assaults another person.
Murderer: Someone who kills a person.
Traffic warden: A person who is appointed to supervise a road traffic.
Arson: The crime os deliberately setting fire to property.