counterclaim vs jurisprudence

counterclaim and jurisprudence both are nouns.

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

counterclaim (noun)	jurisprudence (noun)
a claim filed in opposition to another claim in a legal action	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

counterclaim (verb)	jurisprudence (verb)
set up a claim in opposition to a previous claim