omnium-gatherum vs hodgepodge

omnium-gatherum and hodgepodge both are nouns.

Word	Noun	Adjective	Verb	Adverb
omnium-gatherum	Yes	No	No	No
hodgepodge	Yes	No	No	No

As nouns, omnium-gatherum and hodgepodge are synonyms defined as:

Other synonyms of omnium-gatherum include farrago, gallimaufry, hotchpotch, melange, mingle-mangle, mishmash, oddments, odds and ends, ragbag.

omnium-gatherum (noun)	hodgepodge (noun)
a motley assortment of things	a theory or argument made up of miscellaneous or incongruous ideas
	a motley assortment of things