adulterating vs extraneous

adulterating and extraneous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
adulterating	No	Yes	No	No
extraneous	No	Yes	No	No

adulterating (adjective)	extraneous (adjective)
making impure or corrupt by adding extraneous materials	not belonging to that in which it is contained; introduced from an outside source
	not pertinent to the matter under consideration
	coming from the outside
	not essential