matrimony vs marital status

matrimony and marital status both are nouns.

Word	Noun	Adjective	Verb	Adverb
matrimony	Yes	No	No	No
marital status	Yes	No	No	No

As nouns, marital status is a hypernym of matrimony; that is, marital status is a word with a broader meaning than matrimony:

matrimony: the state of being a married couple voluntarily joined for life (or until divorce)
marital status: the condition of being married or unmarried

matrimony (noun)	marital status (noun)
the ceremony or sacrament of marriage	the condition of being married or unmarried
the state of being a married couple voluntarily joined for life (or until divorce)