patrikin vs patrilineal kin

patrikin and patrilineal kin both are nouns.

Word	Noun	Adjective	Verb	Adverb
patrikin	Yes	No	No	No
patrilineal kin	Yes	No	No	No

As nouns, patrikin and patrilineal kin are synonyms defined as:

Other synonyms of patrikin include agnate, patrilineal sib, patrisib.

patrikin (noun)	patrilineal kin (noun)
one related on the father's side	one related on the father's side