jurisprudence vs test case

jurisprudence and test case both are nouns.

Word	Noun	Adjective	Verb	Adverb
jurisprudence	Yes	No	No	No
test case	Yes	No	No	No

jurisprudence (noun)	test case (noun)
the branch of philosophy concerned with the law and the principles that lead courts to make the decisions they do	a representative legal action whose outcome is likely to become a precedent
the collection of rules imposed by authority