countersuit vs jurisprudence

countersuit and jurisprudence both are nouns.

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

countersuit (noun)	jurisprudence (noun)
a suit brought against someone who has sued you	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