Ключевые слова: abstract, activity, athletics, background, ball, blue, championship, competition, competitive, concept, court, equipment, exercise, fault, field, fitness, fun, game, health, healthy, lawn, league, leisure, lifestyle, line, match, net, nobody, object, outdoor, paddle tennis, padel tennis, play, racket, racket sport, recreation, recreational, sport, sports, stadium, sunlight, surface, tennis, tennis ball, texture, tournament, traditional sport, training, yellow,