unadulterated vs unmitigated

unadulterated and unmitigated both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unadulterated	No	Yes	No	No
unmitigated	No	Yes	No	No

unadulterated (adjective)	unmitigated (adjective)
not mixed with impurities	not diminished or moderated in intensity or severity; sometimes used as an intensifier
without qualification; used informally as (often pejorative) intensifiers