opinion vs law

opinion and law both are nouns.

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

opinion (noun)	law (noun)
the reason for a court's judgment (as opposed to the decision itself)	the learned profession that is mastered by graduate study in a law school and that is responsible for the judicial system
a personal belief or judgment that is not founded on proof or certainty	a rule or body of rules of conduct inherent in human nature and essential to or binding upon human society
a belief or sentiment shared by most people; the voice of the people	a generalization that describes recurring facts or events in nature
a vague idea in which some confidence is placed	the branch of philosophy concerned with the law and the principles that lead courts to make the decisions they do
the legal document stating the reasons for a judicial decision	legal document setting forth rules governing a particular kind of activity
a message expressing a belief about something; the expression of a belief that is held with confidence but not substantiated by positive knowledge or proof	the collection of rules imposed by authority
	the force of policemen and officers