The character from the television series Westworld is a ROBOT, which is a five letter word. The ROBOT characters in Westworld are artificially intelligent hosts that inhabit the fictional theme park of the same name. They are programmed to interact with guests and provide them with an immersive experience. The robots are indistinguishable from humans, and their behavior is based on complex algorithms and programming. They are capable of learning and adapting to their environment, and they can even develop emotions and memories.