John Barth is a highly acclaimed American novelist and short story writer, known for his experimental and postmodern style of writing. When referring to Barth, there are a few synonyms that come to mind. He is often described as a literary innovator, pioneer, and avant-garde writer. His work is often referred to as experimental, postmodern, and metafictional. Barth is also known for his intricate and complex plots, rich character development, and unconventional narrative techniques. Some may even describe Barth's writing as surreal or absurd. Despite these descriptors, one thing is certain: John Barth is a celebrated and influential writer whose contributions to American literature are highly regarded.