the action of threatening to reveal a secret about someone, unless they do something you tell them to do, such as giving you money
blackmail/ blackmailer
15
to get money by tricking or deceiving people
fraud, fraudster
15
to copy a document, painting illegally
forgery/ forger
15
to steal things out of people's pockets or bags, especially in a crowd
pickpocketing/ pickpocket
15
the act of standing or waiting around idly without purpose in some public places.
loitering
15
driving or riding in a stolen vehicle, most commonly a car, with no particular goal other than the pleasure or thrill of doing so or to impress other people.