In AMC's TV Series "The Walking Dead" what are "Zombies" referred to as?

In the AMC's TV series "The Walking Dead," zombies are referred to as "walkers" because it is a simple and straightforward term to describe the primary characteristic of these undead beings - they walk. The term "walker" is used by the characters in the show as a general term to identify and address the zombies, considering their slow and lumbering style of movement. It is a practical and concise term that has become synonymous with zombies in the context of the series.