prana

In prana, the root word "pra," meaning "to fill," is added to the root word, "an," ("to breathe" or "to live") creating the new meaning "the life that fills with the breath." In other words the life principle in action. Prana commonly translates as "air," "breath," "spirit," "life," "life force," "energy," "subtle energy," or "the upwards moving energy currents within the body."