bloodletting vs medical care

bloodletting and medical care both are nouns.

Word	Noun	Adjective	Verb	Adverb
bloodletting	Yes	No	No	No
medical care	Yes	No	No	No

As nouns, medical care is a hypernym of bloodletting; that is, medical care is a word with a broader meaning than bloodletting:

bloodletting: formerly used as a treatment to reduce excess blood (one of the four humors of medieval medicine)
medical care: professional treatment for illness or injury

Other hypernyms of bloodletting include medical aid.

bloodletting (noun)	medical care (noun)
formerly used as a treatment to reduce excess blood (one of the four humors of medieval medicine)	professional treatment for illness or injury
indiscriminate slaughter