commixture vs mixing

commixture and mixing both are nouns.

Word	Noun	Adjective	Verb	Adverb
commixture	Yes	No	No	No
mixing	Yes	No	No	No

As nouns, commixture and mixing are synonyms defined as:

Other synonyms of commixture include admixture, intermixture, mix, mixture.

commixture (noun)	mixing (noun)
the act of mixing together	the act of mixing together