maintenance vs law

maintenance and law both are nouns.

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

maintenance (noun)	law (noun)
activity involved in maintaining something in good working order	the learned profession that is mastered by graduate study in a law school and that is responsible for the judicial system
the act of sustaining life by food or providing a means of subsistence	a rule or body of rules of conduct inherent in human nature and essential to or binding upon human society
the unauthorized interference in a legal action by a person having no interest in it (as by helping one party with money or otherwise to continue the action) so as to obstruct justice or promote unnecessary litigation or unsettle the peace of the community	a generalization that describes recurring facts or events in nature
means of maintenance of a family or group	the branch of philosophy concerned with the law and the principles that lead courts to make the decisions they do
court-ordered support paid by one spouse to another after they are separated	legal document setting forth rules governing a particular kind of activity
	the collection of rules imposed by authority
	the force of policemen and officers