Salsa is a popular form of social dance originating in Cuba and before from United States of America U.S.A regions of New York and Puerto Rico and Cuban folk dances. The movements of Salsa are a combination of the Afro-Cuban dances Son, cha-cha-cha, Mambo, Rumba, bomba and the Danzón.
Bachata is a style of dance that originated in the Dominican Republic. It is danced widely all over the world but not identically. The basics to the dance are three-step with a Cuban hip motion, followed by a tap including a hip movement on the 4th beat.
West Coast Swing is a partner dance with roots in the Lindy Hop. It is characterized by an elastic look that results from its extension-compression technique of partner connection and is danced primarily in a slotted area on the dance floor.
Hustle is a catchall name for some disco dances which were extremely popular in the 1970s. Today it mostly refers to the unique partner dance done in ballrooms and nightclubs to disco music. It has some features in common with mambo, salsa and swing dance.
Ballroom dance refers to traditional partnered dance forms that are done by a couple, often in the embrace of closed dance position ("ballroom dance position"). These include waltz, swing, tango, salsa and blues. "Ballroom dance" is the overall umbrella term, covering all three forms discussed on this page.