Vajrayana is a Sanskrit term that is often used in Buddhist teachings and practices. It is a form of Buddhism that is also known as Tantric Buddhism or Esoteric Buddhism. Vajrayana is characterized by its use of various spiritual practices, such as mantras, mudras, and visualizations, to achieve enlightenment. Other synonyms for Vajrayana include Thunderbolt Vehicle, Diamond Vehicle, or the Path of the Diamond. These synonyms reflect the strength and durability of the teachings of Vajrayana, which are said to be unbreakable and able to cut through the illusions of the mind. Ultimately, Vajrayana is focused on achieving a direct realization of the true nature of reality.