premix vs mix

premix and mix both are nouns.

Word	Noun	Adjective	Verb	Adverb
premix	Yes	No	No	No
mix	Yes	No	Yes	No

As nouns, premix and mix are synonyms defined as:

premix (noun)	mix (noun)
a commercially prepared mixture of dry ingredients	the act of mixing together
	an event that combines things in a mixture
	a commercially prepared mixture of dry ingredients

premix (verb)	mix (verb)
	mix together different elements
	add as an additional element or part
	combine (electronic signals)
	to bring or combine together or with something else
	mix so as to make a random order or arrangement
	open (a place) to members of all races and ethnic groups