lettre de cachet vs jurisprudence

lettre de cachet and jurisprudence both are nouns.

Word	Noun	Adjective	Verb	Adverb
lettre de cachet	Yes	No	No	No
jurisprudence	Yes	No	No	No

lettre de cachet (noun)	jurisprudence (noun)
a warrant formerly issued by a French king who could warrant imprisonment or death in a signed letter under his seal	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