What is the significance of the name "sanguine" as it relates to vampires?

The term "sanguine" has its roots in Latin, specifically from the word "sanguis," which translates to "blood." Thus, its significance in relation to vampires lies in this connection to blood, emphasizing the central aspect of vampiric mythology where vampires consume blood for sustenance and, in many narratives, to maintain their life. This association with blood also ties into themes of life, death, and the eternal, making it a crucial element of vampire lore. Its connotation of "blood-red" further reinforces the imagery and symbolism associated with vampires, linking them to notions of vitality and danger. Understanding this etymology helps illuminate why the figure of the vampire has been so deeply intertwined with concepts of blood and its transformative power in various cultural narratives.