friend of the court vs jurisprudence

friend of the court and jurisprudence both are nouns.

Word	Noun	Adjective	Verb	Adverb
friend of the court	Yes	No	No	No
jurisprudence	Yes	No	No	No

friend of the court (noun)	jurisprudence (noun)
an adviser to the court on some matter of law who is not a party to the case; usually someone who wants to influence the outcome of a lawsuit involving matters of wide public interest	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