Synonyms of extremely

adverbTo an extreme degree.

• acutelyIn an acute manner.
• awfullyVery; exceedingly; extremely; excessively.
• almighty informalExtremely; thoroughly.
• badly
• impossibly figuratively
• beyond informalExtremely, more than.
• damn vulgarVery; extremely.
• drastically
• exceedinglyTo a great or unusual degree, extent, etc.; extremely.
• extraordinarilyIn an extraordinary manner.
• highlyExtremely; greatly; very much.
• hugelyGreatly; to a huge extent.
• immenselyGreatly; hugely; extremely; vastly; to a great extent.
• indecently
• insanely
• intenselyTo an intense degree, extremely.
• jollyVery, extremely.
• mightily informalTo a great extent; extremely, greatly.
• severelyIn a severe manner; with severity.
• strikingly
• terriblyVery; extremely.
• very much
• violentlyTo an intense degree; extremely; strongly; intensely.
• wickedTo a superlative extent, very, extremely.
• wildlyTo a ridiculous or extreme degree; extremely.
• murrain obsoleteUsed as an intensifier: extremely, very.