pedigree vs parentage

pedigree and parentage both are nouns.

Word	Noun	Adjective	Verb	Adverb
pedigree	Yes	Yes	No	No
parentage	Yes	No	No	No

As nouns, pedigree and parentage are synonyms defined as:

Other synonyms of pedigree include ancestry, blood, blood line, bloodline, descent, line, line of descent, lineage, origin, stemma, stock.

pedigree (noun)	parentage (noun)
ancestry of a purebred animal	the hereditary derivation of an individual
the hereditary derivation of an individual	the kinship relation of an offspring to the parents
line of descent of a purebred animal	the state of being a parent

pedigree (adjective)	parentage (adjective)
having a list of ancestors as proof of being a purebred animal