In some religions there are many gods. The Hindus worship many gods. This is called polytheism. They may or may not believe in a Supreme Being above the gods. Some polytheistic religions are Hinduism, Shinto, Taoism, Wicca and variants of Buddhism that syncronised with traditional folk religions it came into contact with. The belief that there is only one god is called monotheism. People who only believe in one god usually write God with an uppercase first letter. Some monotheistic religions are Christianity, Judaism, Islam, Bahá'í Faith and Sikhism. In English the word "gods" is written in lowercase letters. "God" is usually written with an uppercase letter when it refers to the Supreme Being. Some polytheists also like to use uppercase when talking about their gods.