beggar-my-neighbour vs cards

beggar-my-neighbour and cards both are nouns.

Word	Noun	Adjective	Verb	Adverb
beggar-my-neighbour	Yes	No	No	No
cards	Yes	No	No	No

As nouns, cards is a hypernym of beggar-my-neighbour; that is, cards is a word with a broader meaning than beggar-my-neighbour:

beggar-my-neighbour: a card game for two players in which the object is to win all of the other player's cards
cards: a game played with playing cards

Other hypernyms of beggar-my-neighbour include card game.

beggar-my-neighbour (noun)	cards (noun)
a card game for two players in which the object is to win all of the other player's cards	a game played with playing cards