Dudeism refers to the philosophy and lifestyle inspired by "The Dude," the main character from the 1998 film The Big Lebowski. However, there are several synonyms that can be used to describe this laid-back and easy-going attitude. Some synonyms include nonchalance, chill, mellow, relaxed, and calm demeanor. Dudeists can also be called slackers, hippies, or freethinkers. This philosophy emphasizes the importance of leisure and taking it easy instead of being overly busy or stressed. Dudeism is also associated with a sense of humor and not taking oneself too seriously. Overall, this philosophy is about embracing a low-key and stress-free lifestyle.