matrilineage vs cognation

matrilineage and cognation both are nouns.

Word	Noun	Adjective	Verb	Adverb
matrilineage	Yes	No	No	No
cognation	Yes	No	No	No

As nouns, matrilineage and cognation are synonyms defined as:

matrilineage and cognation: line of descent traced through the maternal side of the family

Other synonyms of matrilineage include enation.

matrilineage (noun)	cognation (noun)
line of descent traced through the maternal side of the family	(anthropology) the condition of being related by blood
	line of descent traced through the maternal side of the family