odds and ends vs variety

odds and ends and variety both are nouns.

Word	Noun	Adjective	Verb	Adverb
odds and ends	Yes	No	No	No
variety	Yes	No	No	No

As nouns, variety is a hypernym of odds and ends; that is, variety is a word with a broader meaning than odds and ends:

Other hypernyms of odds and ends include assortment, miscellanea, miscellany, mixed bag, mixture, motley, potpourri, salmagundi, smorgasbord.

odds and ends (noun)	variety (noun)
a motley assortment of things	noticeable heterogeneity
	a difference that is usually pleasant
	a category of things distinguished by some common characteristic or quality
	a show consisting of a series of short unrelated performances
	(biology) a taxonomic category consisting of members of a species that differ from others of the same species in minor but heritable characteristics
	a collection containing a variety of sorts of things