Popular Game Show is a term that refers to a type of television show that has been around for decades. It typically involves contestants competing against each other in a variety of challenges, often with the goal of winning a prize. The term 'PASSWORD' is an 8-letter word that is associated with one of the most popular game shows of all time. PASSWORD was a game show that aired from 1961 to 1975 and featured two teams of two players who had to guess a secret word based on clues given by their partner. The show was hosted by Allen Ludden and was a huge success, running for 14 seasons.