vampirism

noun

1. (uncountable, usually)Systemic lupus erythematosus (autoimmune disease)
2. (uncountable, usually)The state of being a vampire.
3. (uncountable, usually)Practices associated with vampires, in particular blood-drinking and the draining of a victim's life-force.
4. (figuratively, uncountable, usually)Extortion.

   “Treason, delusion, vampyrism, scoundrelism, from Dan to Beersheba!”