matrilineal sib vs matrisib

matrilineal sib and matrisib both are nouns.

Word	Noun	Adjective	Verb	Adverb
matrilineal sib	Yes	No	No	No
matrisib	Yes	No	No	No

As nouns, matrilineal sib and matrisib are synonyms defined as:

Other synonyms of matrilineal sib include enate, matrikin, matrilineal kin.

matrilineal sib (noun)	matrisib (noun)
one related on the mother's side	one related on the mother's side