Turkish coffee vs coffee

Turkish coffee and coffee both are nouns.

Word	Noun	Adjective	Verb	Adverb
Turkish coffee	Yes	No	No	No
coffee	Yes	No	No	No

As nouns, coffee is a hypernym of Turkish coffee; that is, coffee is a word with a broader meaning than Turkish coffee:

Turkish coffee: a drink made from pulverized coffee beans; usually sweetened
coffee: a beverage consisting of an infusion of ground coffee beans

Other hypernyms of Turkish coffee include java.

Turkish coffee (noun)	coffee (noun)
a drink made from pulverized coffee beans; usually sweetened	a medium brown to dark-brown color
	a beverage consisting of an infusion of ground coffee beans
	a seed of the coffee tree; ground to make coffee
	any of several small trees and shrubs native to the tropical Old World yielding coffee beans