addiction vs narcotic

addiction and narcotic both are nouns.

Word	Noun	Adjective	Verb	Adverb
addiction	Yes	No	No	No
narcotic	Yes	Yes	No	No

addiction (noun)	narcotic (noun)
(Roman law) a formal award by a magistrate of a thing or person to another person (as the award of a debtor to his creditor); a surrender to a master	a drug that produces numbness or stupor; often taken for pleasure or to reduce pain; extensive use can lead to addiction
an abnormally strong craving
being abnormally tolerant to and dependent on something that is psychologically or physically habit-forming (especially alcohol or narcotic drugs)

addiction (adjective)	narcotic (adjective)
	of or relating to or designating narcotics
	inducing stupor or narcosis
	inducing mental lethargy