Davis Cup vs loving cup

Davis Cup and loving cup both are nouns.

Word	Noun	Adjective	Verb	Adverb
Davis Cup	Yes	No	No	No
loving cup	Yes	No	No	No

As nouns, loving cup is a hypernym of Davis Cup; that is, loving cup is a word with a broader meaning than Davis Cup:

Davis Cup: cup awarded for the annual international team tennis competition
loving cup: a large metal vessel with two handles that is awarded as a trophy to the winner of a competition

Other hypernyms of Davis Cup include cup.

Davis Cup (noun)	loving cup (noun)
cup awarded for the annual international team tennis competition	a large metal vessel with two handles that is awarded as a trophy to the winner of a competition
	a large drinking vessel (usually with two handles) that people drink out of in turn at a banquet