law vs register

law and register both are nouns.

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

law (noun)	register (noun)
the learned profession that is mastered by graduate study in a law school and that is responsible for the judicial system	a regulator (as a sliding plate) for regulating the flow of air into a furnace or other heating device
a rule or body of rules of conduct inherent in human nature and essential to or binding upon human society	an air passage (usually in the floor or a wall of a room) for admitting or excluding heated air from the room
a generalization that describes recurring facts or events in nature	a cashbox with an adding machine to register transactions; used in shops to add up the bill
the branch of philosophy concerned with the law and the principles that lead courts to make the decisions they do	(computer science) memory device that is the part of computer memory that has a specific address and that is used to hold information of a specific kind
legal document setting forth rules governing a particular kind of activity	(music) the timbre that is characteristic of a certain range and manner of production of the human voice or of different pipe organ stops or of different musical instruments
the collection of rules imposed by authority	an official written record of names or events or transactions
the force of policemen and officers	a book in which names and transactions are listed

law (verb)	register (verb)
	enter into someone's consciousness
	indicate a certain reading; of gauges and instruments
	record in a public office or in a court of law
	send by registered mail
	manipulate the registers of an organ
	be aware of
	show in one's face
	record in writing; enter into a book of names or events or transactions
	enroll to vote
	have one's name listed as a candidate for several parties