A word's origins are called its etymology. The word psyche comes from a name from Greek mythology. Psyche was a young woman who fell in love with the god Eros. As a result of their relationship, she became closely identified with the soul-a connection still reflected in the meaning of the English word psyche. Research the etymology of each of these other words that come from Greek mythology: draconian, herculean, iridescent, lethargic.