extremely

adverb

ex·​treme·​ly ik-ˈstrēm-lē 

1

: in an extreme manner

2

: to an extreme extent

Synonyms of extremely

• very
• incredibly
• terribly
• highly
• too
• so
• badly
• damned
• severely
• damn
• really
• super
• desperately
• intensely
• seriously
• far
• exceptionally

Examples of extremely in a Sentence

an extremely hot day

Recent Examples on the Web

The extremely high temperatures required could only be achieved using charcoal. — ABC News, 27 July 2026

All well and good, but photons travel extremely fast and don’t naturally wait around. — Christopher McFadden, Interesting Engineering, 26 July 2026

There are many reasons for the this turnaround, but one can be found on the left side of the diamond, extremely close to the fans lucky enough to sit in those box seats. — Dan Freedman, Forbes.com, 25 July 2026

The Yankees were extremely busy prior to last year’s deadline. — Gary Phillips, New York Daily News, 25 July 2026

Word History

First Known Use

1509, in the meaning defined at sense 1

Phrases Containing extremely

• extremely high frequency
• extremely low frequency

Rhymes for extremely

• seemly
• unseemly