Open English Wordnet
Nouns
(n)assortment, mixture, mixed bag, miscellany, miscellanea, variety, salmagundi, smorgasbord, potpourri, motleya collection containing a variety of sorts of things“a great assortment of cars was on display”, “he had a variety of disorders”, “a veritable smorgasbord of religions”
(n)diverseness, diversity, multifariousness, varietynoticeable heterogeneity“a diversity of possibilities”, “the range and variety of his work is amazing”