utter vs unmitigated

utter and unmitigated both are adjectives.

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

utter (adjective)	unmitigated (adjective)
complete and absolute	not diminished or moderated in intensity or severity; sometimes used as an intensifier
without qualification; used informally as (often pejorative) intensifiers

utter (verb)	unmitigated (verb)
express in speech
articulate; either verbally or with a cry, shout, or noise
express audibly; utter sounds (not necessarily words)
put into circulation