jurisprudence vs prosecuting officer

jurisprudence and prosecuting officer both are nouns.

Word	Noun	Adjective	Verb	Adverb
jurisprudence	Yes	No	No	No
prosecuting officer	Yes	No	No	No

jurisprudence (noun)	prosecuting officer (noun)
the branch of philosophy concerned with the law and the principles that lead courts to make the decisions they do	a government official who conducts criminal prosecutions on behalf of the state
the collection of rules imposed by authority