unmingled vs unmixed

unmingled and unmixed both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unmingled	No	Yes	No	No
unmixed	No	Yes	No	No

As adjectives, unmingled and unmixed are synonyms defined as:

Other synonyms of unmingled include plain, sheer.

unmingled (adjective)	unmixed (adjective)
not mixed with extraneous elements	not mixed with extraneous elements
	not constituting a compound