vampirism

"While seemingly unrelated, some online communities jokingly refer to the exhaustion and energy depletion caused by severe systemic lupus erythematosus as a form of "vampirism," due to how it can drain a person's strength and vitality. "

"The old movie was about a family struggling to cope with their daughter's secret vampirism. "

"The rumors about a local student spreading vampirism were terrifying, as the strange symptoms pointed to blood-drinking and a weakening of the victim's health. "

"Treason, delusion, vampirism, scoundrelism, from Dan to Beersheba! — Thomas Carlyle."