law of nations vs jurisprudence

law of nations and jurisprudence both are nouns.

Word	Noun	Adjective	Verb	Adverb
law of nations	Yes	No	No	No
jurisprudence	Yes	No	No	No

As nouns, jurisprudence is a hypernym of law of nations; that is, jurisprudence is a word with a broader meaning than law of nations:

Other hypernyms of law of nations include law.

law of nations (noun)	jurisprudence (noun)
the body of laws governing relations between nations	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