jurisprudence vs custody battle

jurisprudence and custody battle both are nouns.

Word	Noun	Adjective	Verb	Adverb
jurisprudence	Yes	No	No	No
custody battle	Yes	No	No	No

jurisprudence (noun)	custody battle (noun)
the branch of philosophy concerned with the law and the principles that lead courts to make the decisions they do	litigation to settle custody of the children of a divorced couple
the collection of rules imposed by authority