distributor vs retailer

distributor and retailer both are nouns.

Word	Noun	Adjective	Verb	Adverb
distributor	Yes	No	No	No
retailer	Yes	No	No	No

As nouns, retailer is a hyponym of distributor; that is, retailer is a word with a more specific, narrower meaning than distributor:

Other hyponyms of distributor include jobber, middleman, wholesaler, retail merchant, ship chandler, wool stapler.

distributor (noun)	retailer (noun)
electrical device that distributes voltage to the spark plugs of a gasoline engine in the order of the firing sequence	a merchant who sells goods at retail
a company that markets merchandise
someone who markets merchandise
a person with authority to allot or deal out or apportion