7
really(adverb, well, very, completely, seriously)
7
very much(expression, idiom, adverb, right, greatness)
6
frightfully
6
in the extreme(expression, idiom, greatness)
6
incredibly(adverb, quantity, enough, measurement, summing up)
6
inordinately(adjective, adverb, very, more, too)
6
largely(adverb, quantity, very, enough, measurement)
6
mighty(adverb, greatness)
5
purely(adverb, quantity, enough, measurement, summing up)
5
bloody
5
dreadfully(adverb, big)
5
strikingly(adverb, very, really, fully, completely)
5
super
5
too(adverb, very, really, more, highly)
5
unduly(adverb, very, more, too, ever)
5
well(adverb, quantity, greatness, very, enough)
4
acutely(adverb, badly, greatness, pretty, absolutely)
4
definitely
4
decidedly(adverb, well, absolutely, very, far)
4
downright
10 years ago|20k views|share |citing 
APASmart Define. (2016). extremely thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/extremely/thesaurus/synonyms
ChicagoSmart Define. 2016. "extremely thesaurus" https://smartdefine.org/extremely/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, extremely thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/extremely/thesaurus/synonyms>.
MLASmart Define. "extremely thesaurus" 24 March 2016. Web. 20 September 2026. <https://smartdefine.org/extremely/thesaurus/synonyms>