hung jury vs jurisprudence

hung jury and jurisprudence both are nouns.

Word	Noun	Adjective	Verb	Adverb
hung jury	Yes	No	No	No
jurisprudence	Yes	No	No	No

hung jury (noun)	jurisprudence (noun)
a jury that is unable to agree on a verdict (the result is a mistrial)	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