law vs filibuster

law and filibuster both are nouns.

Word	Noun	Adjective	Verb	Adverb
law	Yes	No	No	No
filibuster	Yes	No	Yes	No

law (noun)	filibuster (noun)
the learned profession that is mastered by graduate study in a law school and that is responsible for the judicial system	(law) a tactic for delaying or obstructing legislation by making long speeches
a rule or body of rules of conduct inherent in human nature and essential to or binding upon human society	a legislator who gives long speeches in an effort to delay or obstruct legislation that he (or she) opposes
a generalization that describes recurring facts or events in nature
the branch of philosophy concerned with the law and the principles that lead courts to make the decisions they do
legal document setting forth rules governing a particular kind of activity
the collection of rules imposed by authority
the force of policemen and officers

law (verb)	filibuster (verb)
	obstruct deliberately by delaying