Organized crime refers to a group of individuals working together to commit criminal activities to earn profits. There are various other terms that can be used as a synonym for organized crime, such as mafia, syndicate, racket, gangsterism, and underground crime. The word mafia is closely associated with organized crime groups of Italian origin, while syndicate is a broader term that encompasses various types of organizations engaging in criminal activities. Racket refers to an illegal business operation that employs intimidation, extortion, and violence to earn profits. Gangsterism, on the other hand, portrays criminal activities carried out by gang members, and underground crime refers to a hidden and secretive network of organized criminals.