jurisprudence vs extenuate

jurisprudence is a noun but extenuate is not a noun.

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

jurisprudence (noun)	extenuate (noun)
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

jurisprudence (verb)	extenuate (verb)
	lessen or to try to lessen the seriousness or extent of