patrimony vs patrimonial

patrimony is a noun but patrimonial is not a noun.

Word	Noun	Adjective	Verb	Adverb
patrimony	Yes	No	No	No
patrimonial	No	Yes	No	No

patrimony (noun)	patrimonial (noun)
an inheritance coming by right of birth (especially by primogeniture)
a church endowment

patrimony (adjective)	patrimonial (adjective)
	inherited or inheritable by established rules (usually legal rules) of descent