Difference between Bloodshed and Bloodletting

BLOODSHED vs BLOODLETTING: NOUN

Indiscriminate slaughter
The shedding of blood, especially the injury or killing of people.
The shedding or spilling of blood; slaughter; destruction of life: as, “deadly bloodshed,”
The shedding of one's own blood; specifically, the death of Christ.
A bloodshot condition or appearance; an effusion of blood in the eye.
The shedding or spilling of blood.
A slaughter; destruction of life, notably on a large scale.
The shedding of blood resulting in murder

Formerly used as a treatment to reduce excess blood (one of the four humors of medieval medicine)
Bloodshed.
The removal of blood, usually from a vein, as a therapeutic measure.
The laying off of personnel or the elimination of resources.
In medicine, the act of letting blood or bleeding by opening a vein, as a remedial measure in the treatment of disease; phlebotomy.
The act or process of letting blood or bleeding, as by opening a vein or artery, or by cupping or leeches; -- esp. applied to venesection.
The archaic practice of treating illness by removing some blood, believed to be tainted, from the stricken person.
By extension, the diminishment of any resource with the hope that this will lead to a positive effect.
A circumstance such as a battle where a large amount of blood is likely to be spilled through violence.
Indiscriminate slaughter

Killing, Rampage, Deadly, Slaughter, Massacre, Bloody, Mayhem, Massacres, Carnage, Violence, Battue, Blood, Gore, Bloodbath, Bloodletting

Mutilation, Violence, Butchery, Savagery, Indentation, Indent, Drain, Haemorrhage, Bleeding, Massacre, Slaughter, Carnage, Battue, Bloodbath, Bloodshed

Sanguine, Christ, Bleed, Shambles, Bleeding, Mess, Haemorrhage, Killing, Rampage, Deadly, Slaughter, Massacre, Bloody, Violence, Blood

Barbarity, Strife, Pogrom, Infighting, Barbarism, Violence, Savagery, Indentation, Indent, Drain, Haemorrhage, Bleeding, Massacre, Slaughter, Bloodshed

How much bloodshed is acceptable to this end.
Ye shall defend your families even unto bloodshed.
IN THE INTEREST OF PEACE AND AVOIDING BLOODSHED.
The mountains will melt because of their bloodshed.
You see, bloodshed cannot be forgiven, or forgotten.
Grotius wrote with the aim of minimizing bloodshed.
There was no bloodshed in the entire episode.
It would be a great thing for you to succeed in this without bloodshed if possible, but also, with bloodshed if necessary.
It would be a great thing for you to succeed in this without bloodshed if possible, but also with bloodshed if necessary.
There is swearing, deception, murder, stealing and adultery They employ violence, so that bloodshed follows bloodshed.