blood kinship vs consanguinity

blood kinship and consanguinity both are nouns.

Word	Noun	Adjective	Verb	Adverb
blood kinship	Yes	No	No	No
consanguinity	Yes	No	No	No

As nouns, blood kinship and consanguinity are synonyms defined as:

blood kinship and consanguinity: (anthropology) the condition of being related by blood

Other synonyms of blood kinship include cognation.

blood kinship (noun)	consanguinity (noun)
(anthropology) the condition of being related by blood	(anthropology) the condition of being related by blood