The Hindi word for 'MASTER' is 'SWAMI', which is a five-letter word. SWAMI is a Sanskrit term that is used to refer to a spiritual teacher or guru. It is also used to refer to a religious leader, such as a monk or a priest. In Hinduism, swamis are considered to be enlightened individuals who have attained spiritual knowledge and understanding. The term is also used in other Indian religions, such as Jainism and Buddhism.