concoction vs mixture

concoction and mixture both are nouns.

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

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

Other hypernyms of concoction include mix.

As nouns, concoction and mixture are synonyms defined as:

concoction and mixture: any foodstuff made by combining different ingredients

Other synonyms of concoction include intermixture.

concoction (noun)	mixture (noun)
the act of creating something (a medicine or drink or soup etc.) by compounding or mixing a variety of components	the act of mixing together
the invention of a scheme or story to suit some purpose	an event that combines things in a mixture
an occurrence of an unusual mixture	any foodstuff made by combining different ingredients
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)