WDeck tennis is a sport that is played by Mariners on the decks of both cargo and passenger vessels. The sport is a hybrid between tennis and quoits, and is played with either the rubber disk or ring, or a similarly-sized rope ring. The sport has been standardized and formalized in several countries under names such as "tennikoit" or "ring tennis".
WFootballtennis, also known as futnet is a sport played with a football. It is a ball game that can be played indoors or outdoors in a court divided by a low net with two opposing teams who try to score a point hitting the ball with any part of their body except for the hands and making it bounce in the opponent's area in a way that makes it difficult or impossible for the other team to return it over the net.
WFrontenis is a sport that is played in a 30 meter pelota court using racquets and rubber balls. It can be played in pairs or singles, but only pairs frontenis is played in international competitions. This sport was developed in Mexico around 1900, and is accredited as a Basque pelota speciality.
WJeu de paume, nowadays known as real tennis, (US) court tennis or courte paume, is a ball-and-court game that originated in France. It was an indoor precursor of tennis played without racquets, though these were eventually introduced. It is a former Olympic sport, and has the oldest ongoing annual world championship in sport, first established over 250 years ago.
WLongue paume, or jeu de longue paume, is an outdoor version of jeu de paume, an ancestor of modern lawn tennis. Hundreds of years ago it was quite popular, particularly in France. It is a game of gain-ground as Balle à la main
WPadel is a racquet sport. It is different from the sport known in the US and Canada as paddle tennis.
WQianball is a racket sport similar to tennis or squash. The sport originated from Chinese Qianlongball, and was popularized in Denmark with their own organization, the KFUM.The game can be described as a mixture between tennis and squash or as squash without walls. The game can be played by two or four players, or by a single person practicing. Qianball can be played on any flat hard surface, indoors or outdoors, no matter the weather.
WReal tennis – one of several games sometimes called "the sport of kings" – is the original racquet sport from which the modern game of tennis is derived. It is also known as court tennis in the United States, formerly royal tennis in England and Australia, and courte-paume in France. Many French real tennis courts are at jeu de paume clubs.
WSoft tennis is a racket game played on a court of two halves, separated by a net. Like regular tennis, it is played by individuals (singles) or pairs (doubles), whose object is to hit the ball over the net, landing within the confines of the court, with the aim of preventing one's opponent from being able to hit it back. Soft tennis differs from regular tennis in that it uses soft rubber balls instead of hard yellow balls.
WSquash tennis is an American variant of squash, but played with a ball and racquets that are closer to the equipment used for lawn tennis, and with somewhat different rules. For younger players the game offers the complexity of squash and the speed of racquetball. It also has exercise and recreational potential for older players.
WTennikoit, also called ring tennis or tenniquoits, is game played on a tennis-style court, with a circular rubber ring hurled over a net separating the two players, with each endeavoring to catch and return the hurled ring into the opponent's court.