jurisprudence vs marine law

jurisprudence and marine law both are nouns.

Word	Noun	Adjective	Verb	Adverb
jurisprudence	Yes	No	No	No
marine law	Yes	No	No	No

jurisprudence (noun)	marine law (noun)
the branch of philosophy concerned with the law and the principles that lead courts to make the decisions they do	the branch of international law that deals with territorial and international waters or with shipping or with ocean fishery etc.
the collection of rules imposed by authority