beggar-my-neighbor vs beggar-my-neighbour

beggar-my-neighbor and beggar-my-neighbour both are nouns.

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

As nouns, beggar-my-neighbor and beggar-my-neighbour are synonyms defined as:

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

Other synonyms of beggar-my-neighbor include strip-Jack-naked.

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