law vs interest

law and interest both are nouns.

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

law (noun)	interest (noun)
the learned profession that is mastered by graduate study in a law school and that is responsible for the judicial system	a diversion that occupies one's time and thoughts (usually pleasantly)
a rule or body of rules of conduct inherent in human nature and essential to or binding upon human society	a reason for wanting something done
a generalization that describes recurring facts or events in nature	the power of attracting or holding one's attention (because it is unusual or exciting etc.)
the branch of philosophy concerned with the law and the principles that lead courts to make the decisions they do	a sense of concern with and curiosity about someone or something
legal document setting forth rules governing a particular kind of activity	(usually plural) a social group whose members control some field of activity and who have common aims
the collection of rules imposed by authority	a fixed charge for borrowing money; usually a percentage of the amount borrowed
the force of policemen and officers	(law) a right or legal share of something; a financial involvement with something

law (verb)	interest (verb)
	excite the curiosity of; engage the interest of
	be of importance or consequence
	be on the mind of