hodgepodge vs mixture

hodgepodge and mixture both are nouns.

Word	Noun	Adjective	Verb	Adverb
hodgepodge	Yes	No	No	No
mixture	Yes	No	No	No

As nouns, mixture is a hypernym of hodgepodge; that is, mixture is a word with a broader meaning than hodgepodge:

hodgepodge (noun)	mixture (noun)
a theory or argument made up of miscellaneous or incongruous ideas	the act of mixing together
a motley assortment of things	an event that combines things in a mixture
	any foodstuff made by combining different ingredients
	a collection containing a variety of sorts of things
	(chemistry) a substance consisting of two or more substances mixed together (not in fixed proportions and not with chemical bonding)