jurisprudence vs proprietor

jurisprudence and proprietor both are nouns.

Word	Noun	Adjective	Verb	Adverb
jurisprudence	Yes	No	No	No
proprietor	Yes	No	No	No

jurisprudence (noun)	proprietor (noun)
the branch of philosophy concerned with the law and the principles that lead courts to make the decisions they do	(law) someone who owns (is legal possessor of) a business
the collection of rules imposed by authority