- bloodletting - formerly used as a treatment to reduce excess blood (one of the four humors of medieval medicine)
--1 is a kind of medical care, medical aid
--1 has particulars: venesection, phlebotomy; cupping- bloodbath, bloodletting, bloodshed, battue - indiscriminate slaughter
--2 is a kind of slaughter, massacre, mass murder, carnage, butchery
- bloodbath, bloodletting, bloodshed, battue - indiscriminate slaughter