alphabet soup vs miscellany

alphabet soup and miscellany both are nouns.

Word	Noun	Adjective	Verb	Adverb
alphabet soup	Yes	No	No	No
miscellany	Yes	No	No	No

As nouns, miscellany is a hypernym of alphabet soup; that is, miscellany is a word with a broader meaning than alphabet soup:

Other hypernyms of alphabet soup include assortment, miscellanea, mixed bag, mixture, motley, potpourri, salmagundi, smorgasbord, variety.

alphabet soup (noun)	miscellany (noun)
soup that contains small noodles in the shape of letters of the alphabet	an anthology of short literary pieces and poems and ballads etc.
a confusing assortment	a collection containing a variety of sorts of things