common-law marriage vs jurisprudence

common-law marriage and jurisprudence both are nouns.

Word	Noun	Adjective	Verb	Adverb
common-law marriage	Yes	No	No	No
jurisprudence	Yes	No	No	No

common-law marriage (noun)	jurisprudence (noun)
a marriage relationship created by agreement and cohabitation rather than by ceremony	the branch of philosophy concerned with the law and the principles that lead courts to make the decisions they do
	the collection of rules imposed by authority